jmLÙBCH DAA is the main obstacle to any "flippening" scenario. It immediately prevents longer periods of profitability which would lure miners. Hence, miners only switch when it's obviously more profitable. Prove me wrong
https://whatsonchain.com/tx/270cb7ea5bb58403d9e173f674abf33ae54041451fc524c9e93cc554ccf1801b