It would great to see these upgrades on version 2 of the CR-6 SE or the next new printer Creality makes
Direct drive extruder
https://store.micro-swiss.com/products/micro-swiss-direct-drive-extruder
Better motors to stop layer shift
https://www.youtube.com/watch?v=eM8zSG8fEkk&t=510s
Better lead screw couplers
https://www.aliexpress.com/i/33011094528.html
Quiet fans for the printer and the power supply
http://www.quietpc.com/casefans?gclid=eaiaiqobchmiv4tn4oef7aivheh3ch1yuwxfeaayasaaeglayvd_bwe
Bring back the golden triangle design structure for better stability
https://www.azurefilm.com/en/3d-printer-creality-cr10max
Larger print bed size.