I have seen people that love to argue the straw man of why 100% code coverage is not something that will often, if ever, give 100% confidence that your product

I have seen people that love to argue the straw man of why 100% code coverage is not something that will often, if ever, give 100% confidence that your product is correct. But I have never met anyone that would not agree that <50% test coverage is a red flag. Could get most people up to about 85% before they would balk at the focus.