Linus Tech Tips has a current video showing this kind if patent "non-obvious"-ness was broken long before the "with a computer" age. A mechanical calculator had

Linus Tech Tips has a current video showing this kind if patent "non-obvious"-ness was broken long before the "with a computer" age. A mechanical calculator had to split the "divide" button into two buttons because another company had a patent on a "single button division" patent. https://youtu.be/axtQvkSpoto?t=470 https://youtu.be/axtQvkSpoto?t=470