It's best to ignore these demand letters, but this isn't legal advice. More here: https://www.sparkfun.com/news/3917 https://www.sparkfun.com/news/3917 https:

It's best to ignore these demand letters, but this isn't legal advice. More here: https://www.sparkfun.com/news/3917 https://www.sparkfun.com/news/3917 https://news.ycombinator.com/item?id=27694537 https://news.ycombinator.com/item?id=27694537