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Likely for the same reason I have $130 in limbo. The Market is not an obvious choice from the wallet for new people when you try to convert to steem power.

I found out how to do it the fast way with the market OR bittrex only recently.

https://steemit.com/powerup/@dwinblood/how-to-convert-steem-dollars-to-steem-and-then-to-more-steem-power-if-you-want

Yeah, honestly I just did it on a whim, trying to test various features on the site and now it's disappeared. Helpful info about the market though.

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