Escape room business was evolving rapidly during the course of last 3-4 years. Since the industry left its cradle and start spreading all over the world, the whole concept of how perfect escape room should look like changed at least twice. At least three different approaches can be met all over the globe. If you are going to visit a random escape room on vacation, it's usually hard to predict the tech level of the upcoming game, while it may seriously influence your experience.
At first nearly all escape rooms looked and operated similar – they barely had any electronic devices and were incredibly similar to popular "Crimson Room" video game. Those escape room are usually referred to as first generation or gen-1 escape rooms. They share the following attributes at common:
- Padlocks, codelocks, paper clues and ciphers
- Lack of electronic devices
- Puzzles usually barely have a connection with escape room's theme
- One room with one door (both entrance and exit)