You promote prospects when the time is right and when they are ready. The last thing a rebuilding team needs are prospects playing in the big leagues before they are ready, only to watch them struggle and lose their confidence. For who? For what? A little instant gratification?
Besides, what Triple-A prospects deserve a promotion right now? Rhys Hoskins -- No. 13 on Philadelphia's Top 30 Prospects list, according to MLBPipeline.com -- is playing like a big leaguer, but Tommy Joseph has him blocked at first base. (Joseph ranked 24th out of 294 batters with a .