Those are problems too, but they aren't exploited nearly as often as MITMing cleartext has been historically. The solution you mention is already becoming wide

Those are problems too, but they aren't exploited nearly as often as MITMing cleartext has been historically. The solution you mention is already becoming widely-supported, as are newer protocols like QUIC that discourage snooping. There's no reason to ignore a good solution just because it's not 100% perfect.