These kinds of analyses were done back in the 70's and 80's as I recall (Linear Weights, other SABR-published decade corrections, ...). But I guess if you wait long enough you can republish?
PaulHoule · 1d ago
People can do more complex analysis now that we have more computational power, for one thing.
https://youtu.be/JwMfT2cZGHg?si=ETq2PbMVglFP5LFb