Browsers have never intentionally let anything outside the filesystem, the site the page is loaded from, etc... there are always escapes. The design of the WAS

Browsers have never intentionally let anything outside the filesystem, the site the page is loaded from, etc... there are always escapes. The design of the WASM vm seems to preclude escapes, unless people get sloppy and make ladders that can be climbed out of. That's where my concern comes from.