No download, no account, no waiting
The distance between 'I want to play' and 'I am playing' is the most underrated stat in gaming. The browser genre exists to make it seconds.
What instant access removes
A store login. A hundred-megabyte download over hotel wifi. An update queue when you have eleven minutes. An email verification for a game you'll play twice. Each barrier costs some fraction of your intent, and by the end of an installer, the mood that made you want to play is often gone. A no-download game keeps the impulse and the play adjacent.
What it shouldn't remove
The suspicion is that instant means shallow. It doesn't have to: Wormifi starts in seconds and still carries server-authoritative multiplayer, two boards, three paces, friend rooms, animated skins, a private photo studio, exact run replays, and a strict frame-rate discipline — the devlog documents the engineering. Instant is a delivery choice, not a quality ceiling.
Instant, and also installed
The modern twist is that the choice isn't either-or. Play in the tab today; if the game earns a place on your phone, install it from the site — no store — and gain full screen, an icon, and offline solo play. The browser is the front door, not the whole house.