There are 2 aspects of this that would inform the capability here of Seba to have an impact

a) Seba @ Juve knew he wasn't better then everybody around him due to quality
Seba @ TFC knew he was better then everybody around him due to quality
Seba @ 35 MIGHT know he is no longer better then everybody around him due to quality

b) Seba relied a LOT on initial quick movements - if, as likely, he's lost that burst speed, he's not Soteldo, he's Vasquez


Ultimately, the source for this is poor - wait for a real journalist to come forward with a source