gail bontrager icbfwoulcarffscrantonedu university scranton switched blackboard angel last fall evaluated angel desire learn pricing comparable angel finished product felt ready feature wise similar angel better opinion removed future issues siguccsmembers please enter email address user6gvcceaschallengecc httpoptoutacmorglistserv_indexcfmlnsiguccsmembers well remove future youd like resubscribe please enter address httpsignupacmorglistserv_indexcfmlnsiguccsmembers association computing machinery advancing computing science profession c 2007 acm inc rights reserved tue 05 aug 2008 055053 0500 angel vs desire learn