This is quite interesting. The only issue I see is when you want to stream real-time audio and video over TCPLS. That is when you want packets that are dropped,

This is quite interesting. The only issue I see is when you want to stream real-time audio and video over TCPLS. That is when you want packets that are dropped, late or reordered to not interfere with the delivery of other packets. Using TCP as the underlying transport makes that problematic, and even having multiple TCP connections cannot help much with that.