PC World: Google preps Allo for a long-awaited desktop client, chat backups

PC World: Google preps Allo for a long-awaited desktop client, chat backups. “When Allo 9.0 arrived earlier this month, there wasn’t much to talk about. Aside from bug fixes and performance improvements, the update brought nary a new sticker pack to play with. But as it turns out, Google is doing some serious work behind the scenes.”