Since they're using the upfront pre-order money to cover manufacturing costs, I would bet enough feedback from customers (or even speculative customers) asking

Since they're using the upfront pre-order money to cover manufacturing costs, I would bet enough feedback from customers (or even speculative customers) asking for a 30 min minimum would have enough impact for them to source different batteries or reduce weight. Features like this can make or break a flashy new product like Lily.