Text: As a standard action, you can wirelessly introduce a fast-acting virus into nearby technological devices to briefly cause them to malfunction in loud, surprising ways...
Why would the prerequisite for this feat include 3 ranks of Intimidate?
Because reasons.
More seriously, probably because it's effectively an AOE shaken which is most commonly accomplished by Intimidate.
I think honestly it's more of a distraction thematically and they could've just gone with Computers 3 as the requirement alone. But maybe they thought that was too easy.