Alot of scBTC will be only valuable inside community what creates(and secure) them. But inside this community it will have value exactly 1 BTC. No matter what is your value. It is win : win strategy
a) they do not spam bitcoin network.
b) they do not pay transaction fees.

And it can be more secure than Bitcoin -> b/c those members can met in personally and build safe "oracle (timestamp server)" what will sign every transaction.