Not every.

In Cromium 46 (released in 2015) there is an error:

> Error during service worker registration: DOMException: Only secure origins are allowed (see: https://goo.gl/Y0ZkNV).(anonymous function) @ main.4188687f.js:1 descriptor_runner_webassembly.ts:172 ErrorEvent {isTrusted: true}worker.onerror @ descriptor_runner_webassembly.ts:172

> Uncaught RangeError: Invalid array buffer length math.ts:55 Model loading failed for webassembly backend. Trying next backend: Uncaught RangeError: Invalid array buffer length

In Firefox 45 (released in 2015) there is an error

> InternalError: uncaught exception: out of memory

(the necessary amount of memory is not reported)