Stacey Quandt, an independent Linux analyst, said companies should wait to see how the current SCO lawsuits end before acting.
"I can't see why a company would pay this, since it is all based on allegations and hasn't been proven in court," she said.
The companies to which SCO sends invoices are likely high on its list of candidates for lawsuits, according to Quandt.
"SCO continues to use tactics of brinkmanship, and it is certainly possible that the companies that get invoices could become future defendants," she said.
The circus begins....