He then surveyed / Hell and the gulf between.

I don't believe you are that stupid. It must be your red fascist reality bending agenda at work.

He varies his magic tricks so as to minimize the possibility that any given audience member will see the same trick twice.

In commercial broadcasting, a S/N ratio of + 60 dB is not uncommon, but most amateur signals (except for armchair copy situations) run in the range from +3 to +20 dB.