Google Groups results for a query for ‘PCMag Usenet,’ many of which seem nowhere near relevant. (Credit: Rob Pegoraro) A social-networking fossil looks even more embedded in sedimentary rock now that Google plans to retire the Usenet gateway it’s maintained at its Google Groups site since 2001.The news surfaced Thursday in a “Google Groups ending support for Usenet” post on the Groups help forum. “Starting on February 22, 2024, you can no longer use Google Groups (at groups.google.com) to post c...