I'll second that wd.
Ed and Jill did not draw a salary for many years (it appears in the filings as being owed to them, but they did not take a penny as long as the Company was on hold). They survived on loans, Jill did some consulting, and who knows how else.
Someday this story will be written, and it will stand out as a tale of faith in the science, and the integrity of a few people who had the guts to invest their lives into a vision.