No separate media cloud
Saved files go to the destination you choose, not a Tweet Media Archive-hosted media bucket.
Trust and permissions
The extension needs enough access to resolve media from supported post links, then save files to the destination you choose: Dropbox, Google Drive, or local Downloads.
Tweet Media Archive is built around pasted links. The browser extension needs site access so it can inspect supported pages, resolve media URLs, and save the resulting file.
Saved files go to the destination you choose, not a Tweet Media Archive-hosted media bucket.
You can try 30 links free before deciding whether to unlock monthly or lifetime access.
The normal install path is the Chrome Web Store or Firefox Add-ons listing.
It needs access to supported sites so it can resolve media from the post links you ask it to save.
Only when you choose that destination. The access lets the extension upload saved files into your selected folder.