Good advice from a smart friend that's been doing this for +30 years: he uses an open source format that has wide adoption. He's continually betting that in the

Good advice from a smart friend that's been doing this for +30 years: he uses an open source format that has wide adoption. He's continually betting that in the future there will be enough conversion tools for a widely used open source format + is planning on needing to convert every ~10 years.