Apple releases new Safari Technology Preview. This update is mostly related to bug fixes and performance optimizations.
Note: On macOS Big Sur, this release requires enabling GPU Process: Media option from Experimental Features under the Develop menu to address issues with streaming services.Safari Technology Preview Release Notes
Apple Developer: Downloads for Safari
Release Notes: Safari Technology Preview Release Notes
Developer:Check new Technology Preview for compatibility issues.
QA engineer:Check new Technology Preview for compatibility issues.
PM/DM:Business as usual.