Posté par: igor51 le mars 08, 2019, 16:00:07
Letterboxing comes straight from the Tor browser, and will help Firefox users avoid advertisers that follow them around the web.
Source: Firefox picks up advertiser-dodging tech from Tor (http://feedproxy.google.com/~r/nakedsecurity/~3/5Xqz4H7y32s/)