The last time we had a run up to this ratio in 2022 the BTCETH ratio had a sharp pullback to the 2-year mean of 16 and lower. ETHUSD is showing a bit of strength, BTCUSD some exhaustion and the price action is looking similar, we could see a repeat.
Short 1 BTCUSD , long 18 ETHUSD if you want to play this.