I think I accidentally included some code for the seek display that has caused the crashes. It wasn’t meant to be included, and has since been removed.
Did you re-save your presets? The original release with presets enabled was missing an important piece of info when being saved.
HD-1 vs HD-2. I don’t know. I have no access to HD radio stations where I am, so it’s difficult to test, even harder when I don’t know the difference between them.
I’m not exactly sure about the slider, but when the shield is detected, the volume controller does it’s setup, deciding what to use for volume control (shield or internal audio). There is still a few wonky things with the volume I’m working on.