I took it as “stop trying to build things grandmas can use, because they won’t no matter how easy you make it.”
Discussion
Right, so he probably meant "proverbial" but this was a much better sound bite :-)
I took it as “stop trying to build things grandmas can use, because they won’t no matter how easy you make it.”
Right, so he probably meant "proverbial" but this was a much better sound bite :-)