Nice to meet you.
You're right that C35 is not necessary. In my project, C35 and S2 is marked DNP, this mean these components only use in testing, debug.
Second, this is only snapshot, ofcourse I using an LDO. The v2 is updated, I posted on github. May u concern? please have look and comment
https://github.com/TuongPV2/BBiQ_V2