Haven’t had time to follow this advice, but its one of my favorite bookmarks:
results in an “up and to the right” FTP chart like this:
in summary, repeating this:
ssb1
ssb2
sustained build
has lead to long-term FTP increase for @julianoliver and in his experience repeating ssb1 offers a mental/physical break from the grind/intensity of SSB2 and Sustained Build.