If it's not C3PO it's a Boston Dynamics dog with a couple appendages, better software, and automated manufacturing.
iRobot, the company that shipped the most robots in history because they focused super hard on finding a cost-effective subset of cleaning tasks, failed to scale up to other even closely related tasks, went bust and was sold off.
But yeah, it's probably straightforward, right?
I didn’t make any claims about the relative difficultly.