iOS is the only mobile OS that has multipath TCP built-in AFAIK. They introduced that only half-year after MPTCP got standardized. I think that's a valid featur

iOS is the only mobile OS that has multipath TCP built-in AFAIK. They introduced that only half-year after MPTCP got standardized. I think that's a valid feature for being "advanced". And yes you can enable that by installing custom kernel modules. But I think hacking is out of scope here.