Looking at the new 9.0 units. I see px6 with 4g ram
https://www.aliexpress.com/item/3295...c-a8fdc76d8ea4
or
octa-core with 2g ram (and notably cheaper)
https://www.aliexpress.com/item/3301...5-7007ffade44e
Has anyone had any experience yet with the 9.0 units? I'm itching to pull the trigger but wondering if its worth testing out the newer unit or sticking with 8.1 (cheaper and more reviews/feedback)