It appears that Beeper Mini, an easy iMessage solution for Android, was simply too good to be true — or a short-lived dream, at least. On Friday, less than a week after its launch, the app started experiencing technical issues when users were suddenly unable to send and receive blue bubble messages. The problems grew worse over the course of the day, with reports piling up on the Beeper subreddit. Several people at The Verge were unable to activate their Android phone numbers with Beeper…