Nebojša Kostić - digitalni autor

Light as Information: Everything You Need to Know About Optical Cables

November 30, 2025October 26, 2025 by Nebojsa Kostić

Illustration of glowing optical fiber cables symbolizing high-speed global communication.

Learn how optical cables carry data at the speed of light, the history behind fiber optics, and why this technology is the foundation of modern communication.

Retro Emulators in 2025: How to Play Classic Games the Right Way

November 30, 2025October 5, 2025 by Nebojsa Kostić

Retro emulators 2025 guide with CRT shader preview

This 2025 guide shows how to pick, install, and tune retro emulators for authentic visuals and low latency—plus legal basics, FAQ, and expert resources for Windows, macOS, Linux, and Android.

TikTok Lures Songwriters with New Promotional Features

November 30, 2025July 27, 2025 by Nebojsa Kostić

TikTok promotional image showing new tools for songwriters in 2025

TikTok launches new promotional tools for songwriters, including profile labels and music tabs.

Roblox Introduces New Safeguards for Teens, Including Age Estimation Tech

November 30, 2025July 26, 2025 by Nebojsa Kostić

Roblox introduces teen safety features in 2025 including AI-based age estimation technology

Roblox introduces AI age estimation and new parental tools to ensure safer gaming for teens in 2025.

DuckDuckGo Gives Users Power to Block AI-Generated Images from Search

November 30, 2025July 25, 2025 by Nebojsa Kostić

DuckDuckGo new AI-generated image filter toggle in search results

DuckDuckGo now lets users hide AI-generated images from search results, enhancing authenticity and visual trust online in 2025

Google Photos Levels Up with AI

November 30, 2025July 24, 2025 by Nebojsa Kostić

Vergleich zwischen einem normalen Foto und einem KI-generierten Video in Google Fotos, neues Remix- und Foto-zu-Video-Feature 2025

Google Photos introduces AI Remix and Photo-to-Video tools, letting users transform photos into dynamic artwork or videos with cinematic effects.

YouTube Shorts Adds Image-to-Video AI Tool and Creative Effects in 2025

November 30, 2025July 23, 2025 by Nebojsa Kostić

YouTube Shorts AI Tools 2025 – Image-to-Video and Creative Effects

YouTube Shorts adds AI tools to animate images, apply visual effects, and boost creativity with zero editing skills required in 2025

How Android Phones Became an Earthquake Warning System

November 30, 2025July 21, 2025 by Nebojsa Kostić

Smartphone with seismic wave signal illustrating Android earthquake warning system

Millions of Android phones form the world’s largest earthquake detection system, offering early warnings using built-in motion sensors.

Google’s ‘Ask for Me’: AI Calls Local Businesses for You

November 30, 2025July 20, 2025 by Nebojsa Kostić

Google AI assistant calling businesses with Ask for Me feature

Googleova funkcija „Ask for Me“ koristi AI da zove firme umesto vas i donosi odgovore direktno u pretragu.

USB-C Is Taking Over: What It Means for Everyone in 2025

November 30, 2025July 17, 2025 by Nebojsa Kostić

Close-up of a USB-C cable plugged into a laptop with the text "USB-C in 2025 – One Cable to Rule Them All

USB-C postaje univerzalni standard za punjenje i prenos podataka u 2025, pojednostavljujući upotrebu svih uređaja.

Recent Posts

Operating System (OS): The Digital Foundation of Every Device

An operating system (OS) is the core software that connects hardware and apps, manages resources like CPU and memory, organises files, and enforces security. From Windows and macOS to Android and embedded systems, the OS is the hidden layer that makes devices usable.

Why Can’t We Use Mobile Phones on a Plane?

Why do airlines require Airplane Mode? It’s about reducing small safety risks and preventing phones at altitude from disrupting mobile networks. Learn what Airplane Mode disables, when Wi-Fi and Bluetooth are allowed, and what rules to follow during takeoff and landing.

How “Heavy” Are Your Digital Photos? The Surprising Physics of Data Mass

Do your photos make your phone heavier? Not in any measurable way. This guide explains how bits are stored in flash, HDD and RAM—and why the real cost of digital photos is energy use in clouds and data centres.

Quantum Computers Explained: What They Are, How They Work, and Why They Matter

Quantum computers already exist—but they’re not faster PCs. Learn what qubits are, how quantum computing works, where it’s used today, and whether you can access or buy one.

The Forgotten Giant: How the “Belgrade Hand” Helped Write the Early History of Humanoid Robotics

Built in early-1960s Belgrade, the Belgrade Hand became a landmark in bionics and robotics. Its concepts—myoelectric control, sensor feedback, and adaptive grasping—helped shape modern humanoid manipulation, even though it never reached mass clinical use.

Can a Smartphone Detect Metal?

Modern smartphones can sense magnetic field changes using a built-in magnetometer, allowing limited metal detection with apps. This guide explains how it works, which metals can be detected, and why phones are not a replacement for real metal detectors or electrical safety tools.

Why Is Google Called Google?

Google is named after “googol,” the number 10^100. Here’s how BackRub evolved into Google, why the spelling stuck, and how the brand became a verb worldwide.

How AMD Defeated Intel: The Bet That Changed the Chip Industry

Once on the brink of collapse, AMD made a bold bet on Zen that reshaped the CPU market. This article explains how AMD challenged Intel’s dominance, why the gamble worked, and how it changed the semiconductor industry forever.

How to Remove Copilot and Other AI Tools from Windows 11 (2026 Guide)

Windows Copilot can be hidden, uninstalled, or blocked from returning after updates. This guide shows the safest methods for Windows 11, plus how to disable Copilot in Microsoft Edge and Microsoft 365, and what to do if AI features keep reappearing.

How to Read Monitor Specs: A Complete Guide to Panels, Hz, and HDR

A practical guide to decoding monitor specs without falling for marketing. Learn how resolution and size fit together, why 144 Hz is the sweet spot, what response time really means, how IPS/VA/OLED differ, why HDR400 often disappoints, and why ergonomics matters as much as image quality.

The Evolution of Microsoft Windows: From Windows 1.0 to the AI Era

From Windows 1.0 running on MS-DOS to Windows 11 shaped by modern security, cloud services, and AI features like Copilot, this guide tracks every major Windows milestone. Learn what changed, why it mattered, and how Windows became the world’s dominant PC platform.

Computer in a Refrigerator? Why Cooling Is Not That Simple

Putting a computer in a refrigerator sounds like a quick cooling hack, but physics says otherwise. This guide explains TDP, airflow, and why condensation can kill hardware—plus practical, low-cost steps for a cooler, quieter PC without risky experiments.

RAID Disk Configuration (HDD / SSD / NVMe): Modes, Purpose, Cost, and “RAID Across Multiple Computers

RAID combines multiple disks to improve performance or reliability, but it is not a backup. This guide explains RAID 0/1/5/6/10 for HDD, SSD, and NVMe, real-world costs, common pitfalls, and why high availability clusters are not the same as RAID.

Vibe Coding: Programming by Feel With AI — Magic or a Ticking Time Bomb?

Vibe coding is an AI-first approach where developers describe goals in natural language and let AI generate and modify code. It enables rapid prototyping and learning, but also introduces risks such as security issues, technical debt, and hidden long-term costs if used without discipline.

Everything You Need to Know About CPU Temperature: A Complete Guide for 2026

Monitoring CPU temperature helps prevent performance loss, system instability, and overheating. This guide explains why CPU heat matters, how to interpret temperature readings, and how to monitor your processor on Windows, Linux, and macOS using reliable tools.

Remote Computer Control: The Complete Guide (Tools, Technology, Cost & Security)

Remote computer control makes remote work and support easy, but security matters. This guide explains tools, costs, built-in OS solutions, mobile access, and best practices.

Living in the Culture of Packaging: What Would Eduardo Galeano Say About Your Instagram Feed?

We live in a world where image often matters more than reality. This essay explores how Instagram, TikTok and the attention economy turn people into brands — and how we can protect our identity and mental health in a culture of packaging.

AI: A Tool for Progress or a Cheating Machine? Where to Draw the Line in Work and Learning

A balanced look at AI in school and work: when it’s smart assistance, when it’s cheating, and which skills—critical thinking, prompts, and editing—matter most.

Everything You Need to Know About Your Smart TV’s Cache: Why and How to Clear It

Your Smart TV running slow? Learn how to clear cache memory on Samsung, LG, Sony, and other TVs to speed up apps and restore smooth performance.

Zorin OS: The Complete Guide to the Ultimate Windows Alternative

Discover why Zorin OS is one of the most user-friendly and capable Linux alternatives to Windows, offering powerful customization, stability, and privacy features.