Originally Posted by canyoneagle

Yup!!!!!!
I think I've found the sweet spot with my current bike - a 58cm Merckx Corsa-01 with Record 9sp - keeps with the current thread. I'll include a pic of my old Tommasini (56-57 cm) that did the trick for me when I was more flexible. For me, optimal top tube is 56-57 but seat tube (if I want to be proper) would be 62-63cm.

The color balance is way off for the Tommasini photo. It was Ferrari red.

Both of these are "era appropriate" Ergos. The final pic is my '90s 62cm Zullo with modern Chorus, but the TT was too long (despite the ST being way better for me) and I sold it.