The following settings have been moved from Preferences > General to the View menu, and keyboard shortcuts have been added for easy access:
Show/Hide Event Media Markers: Ctrl+Shift+K
Show/Hide Active Take Information: Ctrl+Shift+I
Show/Hide Waveforms and Frames: Ctrl+Shift+W
Show/Hide Video Event Buttons: Ctrl+Shift+C
Show/Hide Event Fade Lengths: Ctrl+Shift+T
Show/Hide Event Edge Edit Frames: Ctrl+Shift+O