Enshittification

Dead Internet theory – Conspiracy theory about online bot activity

Echo chamber (media) – Situation that reinforces beliefs by repetition inside a closed system

Embrace, extend, and extinguish – Anti-competitive Microsoft business strategy

Freemium – Free product where the extras require payment

Link rot – Phenomenon of URLs tending to cease functioning

Planned obsolescence – Policy of planning or designing a product with an artificially limited useful life