I would typically agree with you, but this is why components are off by default and you must go to Advanced Settings and turn them on under the 'Experimental Features' menu where it states they may change, break, or disappear at any time.
Microsoft PowerApps is on the edge of innovation and I tend to believe everyone here are still relatively early adopters. To innovate, you must breath things.
There was a problem with the rollout to preview.create.powerapps.com, so if you are seeing version 3.20022.19, it may not work yet. The rollout to preview should be complete later today. Apologies for the inconvenience.
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