adam had become an outcast in the house so it was obvious they were all going to gang up on him, i think al let him go simply to put him out of his misery to be fair, he was a hard grafter and no one can deny that
also, his comments yesterday about the wicked witches teaming up to make themselves look god rather than to make the team win really hit home, katie telling him she was going to talk all over him because he was "dull" just showed her up for the over inflated egotistical twat that she is

the other thing is that, according to the rules, if they had gone and got the seeds they would have won the task by £19.03p