[Did he just make a 'pfft' noise? How do robots even make that sound without, well, breath?]

Please. I would have refused already if it made me uncomfortable.

[The clarification was helpful, admittedly. His energy needs were rather... steep. Especially in a place lacking natural energon. He just needed to know what the exact costs were going to be.]

This arrangement is sufficient. I will contact you if there's any further developments.