Signage at 23andMe headquarters in Sunnyvale, California, U.S., on Wednesday, Jan. 27, 2021.David Paul Morris | Bloomberg | Getty ImagesDNA testing has become a valuable tool for hobbyists and novice genealogists. For some, learning they are the 10th cousin of Paul Revere or the 15th great nephew four times removed of the last King of Prussia is worth the perceived risk of sharing a DNA sample. But what happens when the company harvesting the DNA goes bankrupt? That was the question posed to mil...