I'd compare it to email. You can have a Gmail account but you can still email people on Yahoo Mail or Outlook.

Not only can you absolutely argue with a waiver (and I'm sure the families will), but that's only an agreement between the company and the customer, not the customer and the governmental agencies involved in the rescue.

Glad to hear it! If possible, I'd like to see any design elements that can be borrowed from BaconReader, like swiping to show upvote/downvote buttons.