What Is a Vector Database? The Engine Behind Modern AI Explained
Vector databases explained: embeddings, similarity search, RAG, SQL alternatives and practical trade-offs in accuracy, storage, costs and privacy.
Author: Pudgy Cat
What Is Niksen? The Dutch Art of Doing Absolutely Nothing
Niksen is the Dutch idea of allowing idle time. Here is how to try it without turning rest into another task, plus what the research actually supports.
What Is a MacGuffin in Film? The Plot Device Hitchcock Made Famous
MacGuffins explained through Hitchcock, Pulp Fiction and quest objects: what drives the chase, where definitions differ and why character stakes matter.
What Is the Streisand Effect? When Trying to Hide Something Draws Attention
The Streisand effect explained through its 2003 origin and later examples, with a clear distinction between publicity backfire and successful removal.
Hitbox vs Hurtbox Explained: The Invisible Geometry Behind Game Combat
Hitboxes describe attacks; hurtboxes describe vulnerable targets. Learn how timing, invincibility, spacing and game-specific rules decide what connects.
The History of the Rickrolling Meme: From a 4chan Duck to a Billion YouTube Views
Trace rickrolling from duckroll links and its hazy 2007 origins to the Macy’s parade, YouTube mishaps and the official video’s billion-view milestone.
How to Start a Book Club That Actually Survives Past Meeting Three
Start a book club with clear expectations, accessible book choices and a flexible meeting plan. Practical tips for discussion, scheduling and sharing the work.
The 180 Degree Rule in Film: Cinema’s Invisible Line Explained
Learn how the 180 degree rule keeps screen direction readable, how filmmakers establish a new axis and why crossing the line is not always a mistake.
The History of Knocker-Uppers: Britain’s Human Alarm Clocks
Meet Britain’s knocker-uppers: human alarm clocks with poles and pea shooters, preserved in film and local history. What do we know about the last holdouts?
How Anti-Cheat Technology Works in Video Games: Kernel, Client, and Server Detection Explained
How game anti-cheat combines local checks, kernel drivers, server validation and behaviour analysis—and the trade-offs for ordinary players.