"My speech and dramatic training makes me very sensitive to the length of a pause created - . , ; : - ... all have their place in doing that."...
Thats are less than 1% (0.6%) of your word count. According to the COCA corpus (about 81 million words: http://corpus.byu.edu/coca/) "that"...
Bingo. I agree with you. I was curious about this and did a google book search of “that by doing so” The vast majority of results are similar...
Well played sarcasm, sir. Your examples are all great but something is still not lining up for me. It may be me reading the sentence...
The original sentence may be improved if rewritten but it's only grammatically incorrect on account of one missing comma. I think. I don't know...
Separate names with a comma.