You haven't clarified the circular logic, just dodged it by pointing out stuff a third of the way back in the thread.
This line of discussion is irritating. As you keep hitting it and getting the same response, can you please drop it.
Something that works has results.
Science has results.
Therefore Science Works.
I don't think it would be simple to outline the whole chain of scientific discovery and process that enabled the Transistor to be invented so we could have computers. Can we just accept that it happened because we're all on computers.