"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
New Safari Seeds Continue Performance Improvements, Bug Fixes
- large plaintext pastes
- photo uploading to auction websites
- Writing direction shortcuts
The seed build numbers are 9B4021 for Leopard, 8S4021 for Tiger, and 31A15 for Windows.
Evidence has recently been surfacing that Apple is planning to bring a host of performance improvements to Safari. An earlier Safari beta appears to have incorporated recent rendering improvements to WebKit.