User blog comment:HyperNazo3211/Sega, '06 was framed/@comment-477304-20110915005303/@comment-477304-20110915113545

Well I think the origional idea was that Sonic's bar would go down when he used gem power. I'm not sure if it's really a glitch, or something they didn't complete in time or what, but it did make it easier to get S ranks on Sonic's missions