the thing is the “devil they know” is still likely more reliable towards so called “US interests,” even with them moving towards more ties with China, than what they could end up with via the fallout after another US supported coup (which would likely trigger mass protests and conflicts for power)

they won’t as long as El-Sisi is in power - him and the Muslim Brotherhood (who are sympathetic/likely allied towards Hamas) have an obvious and long standing beef, given the 2013 coup against Morsi’s gov that put El-Sisi into power.