SMART Health Cards have emerged as a de facto national standard for vaccine credentials. JP Pollak, co-founder of @commons_prjct predicts these credentials will be available to 100M+ Americans within a month. Via @HiawathaBray at @BostonGlobe https://t.co/wnkdv88AAE pic.twitter.com/xz5vEU03jW

— The Commons Project Foundation (@commons_prjct) August 9, 2021