Meh. The problem is FlickType requires network access during use. The App store licensing is ok with keyboards, it's not ok with keyboards that get network access. This, Apple perceives as a major privacy issue-- one for the possibility of keylogging, but also for the broader possibility of the always-on logging that the weather apps are infamous for. edit: Sorry, I didn't include the source, the Developer License Ag…
The rejection was only because the app existed on the Apple Watch, and it was only rejected after the reviewer knew the new Apple watch would include the same feature (Note, you can’t use this feature on < 2021 apple watches, you have to pay to play.)