Bozo Berman is not credible, in fact he is a scumbag penny manipulator and has been for years.
That said, while I don't believe these blood prick quick tests are accurate ( and I just tripled in BMRA and still hold AYTU) that doesn't mean you can't make money here.
There is a lot of pressure regarding testing, and these units will sell retail for sure. If the FDA does approve this and other devices these stocks will run.