[JoshTko]

this makes sense. Users who don't know what they are doing should be dissuaded. Those that do know what they are doing will not be dissuaded. Given the potential security consequences the warning approach is entirely appropriate.

[heleninboodler]

...and is also appropriate for apps from the Play store. Google certainly isn't guaranteeing otherwise. If malware slips through, they will take no responsibility.

They currently have it both ways: 3rd party app stores get scary warnings front and center, whereas Play store gets the scary warnings and disclaimers of responsibility buried in TOS.