I've never used link aggregation, but it seems that link aggregation would require routers/switches support. And it can be disabled. But this MPTCP assembles mu

I've never used link aggregation, but it seems that link aggregation would require routers/switches support. And it can be disabled. But this MPTCP assembles multi-path streams using normal TCP connections, which are enabled on all devices that works with Internet. I guess the advantage here is MPTCP is more practical.