Open Source vs. Source-Available: What the Coldcard Failure Teaches About Bitcoin Software Incentives

The article examines the distinction between open source and source-available Bitcoin software in light of the Coldcard failure. It notes that FOSS rests on four essential freedoms defined by the Free Software Foundation and the Open Source Initiative's ten criteria. It argues that licenses withholding commercial rights, such as MIT plus Commons Clause, shrink the reviewer pool and shift the burden back onto the vendor.