"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
PowerBook Updates -- As Early as Next Week?
This common thread between them appears to predict across the board PowerBook updates as early as next week -- with 12", 15" and 17" Powerbook models finally seeing updates. The rumors all seem to point towards a thinner 12" PowerBook and a high end PowerBook with speeds up to 1.33GHz. Reports include backlit keyboards and FW800 throughout. Next week is the earliest date provided, otherwise timeframes are described on the order of weeks.
Due the nature of the internet, it is very clear that information is often repeated and spread without crediting the original source. As a result, some of the listed "sources" may simply represent a common source... however, enough seemingly independent sources have echoed the same data to report this information.