Even $100,000 would kill it.
Interesting that when the price is low everybody fears that the miners will not have enough revenue, so Bitcoin will die.
Now the high price kills Bitcoin? Just because some just play around with a couple of Satoshi they want to send and it's expensive? Well, there's the option to consolidate the inputs, also for so small amounts (even if they may mean a dollar or two) maybe it would worth thinking twice if a transfer is really needed.
And, also for small amounts, there's LN, with much lower fees, isn't it?