Their reasons mean nothing. It’s my device. I shouldn’t have to worry about an application installed on my device being policed because the developer got a hair up their ass about people downgrading.
The phrase “more secure” is becoming meaningless as it keeps being used as a blanket excuse for literally every user hostile change.
Yes they will. This tool would force users to always use the Play Store which would increase the download count on their app, which would help its ranking in the Play Store. Every last single developer is incentivized to use this.