Skew lock is very inefficient use of your trading capital to lock in few pennies. Don't waste your time and capital on these things.
I thought the skew lock biggest gains are from the right tail, big up moves? This based on the payoff graphs you used to post
They can now be run both ways. The embedded vert is super bid now. They are working better in this regime. This was a CPI entry pinned to the D1 strike.