It's received wisdom these days that AAA teams serve more as taxi squads for their parent teams than as prospect development vehicles. Most teams in the International and Pacific Coast Leagues are made up primarily of players who are beyond the prospect stage, but who could be useful in the majors under the right circumstances, usually injuries. Indianapolis is no different this year. Although minor league W/L records aren't good measures for a farm system generally, the Indians' current 29-13 record does give some indication that there's help available if the Pirates need it.
Felix Pie, OF (AAA): From the time the Pirates signed him, Pie figured most likely to be called upon if the Pirates needed an outfielder who could play center. (I don't even want to mention what circumstances could create a need for a center fielder.) In April, Pie didn't look like an option under any circumstances. For the month, he hit 172/232/20...
Wilbur Miller joined the site in July 2010. He has long been known for his excellent Player Profiles, which he brought to the site in February 2011, combining them with the existing Pirates Prospects Player Pages. Wilbur maintains the player pages section of the site, and provides regular articles to the main portion of the site, including a weekly Prospects Trend piece, featuring the best and worst prospects from the previous week.