Earlier quoted context omitted.
Launching a spaceship almost certainly uses Bayesian methods for tracking (e.g., Kalman or particle filters for position tracking), but I seriously doubt that building a supercomputer requires a dedicated use of Bayesian statistics. On a different note, perhaps you could be slightly less condescending in your future posts.
I didn't find his tone too objectionable. Always consider that getting the tone correct can be difficult in a foreign tongue.
Understandable, but for future reference to anyone who might be interested, telling strangers to "use their brains" is generally not appreciated in many cultures, since it implies that they weren't.