Librem 5 and Librem 5 USA: What are the Differences?
"We sometimes get questions from customers who are trying to decide between the Librem 5 and Librem 5 USA..."
2. @purism pay to a team professional developers to work on #phosh free software mobile interface, which is installed on most Pinephones:
https://source.puri.sm/Librem5/community-wiki/-/wikis/Frequently-Asked-Questions#310-why-did-purism-decide-to-create-the-new-phosh-interface. Purism upstream everything.