User blog comment:Pratheek13/"Null and Annoyed" as always Harrison Wells won't change/@comment-27640688-20180411213602

I agree with Xander. Someone probably told him about Gideon and he had a thought that he could probably tap her for information since she comes from the future. Notice how he was hesitant to activate her. I think this is because he wasn't sure if it would work since technically he isn't Thawne.