I dont think that should be the primary question. His comeback should mainly be about what he wants to do, and compete where he feels good and isnt compromising health and happiness. Of course to be a professional athlete He will have to deliver sooner or later, but let him take his time.Who is he more likely to beat? Ineos’ 2nd rank GC leader in a Giro or Vuelta? Or Ganna/VanAert in an Olympic/Worlds TT?