..it was a dang good pitch, and I'd love to see more.

Bottom line(s) appear to be:

(1) IF you are a proponent of growing energy sources, algae is much, much more efficient than conventional "crops"

(2) the system in the video increases the per-acre production (but there are a number of obvious drawbacks which were not discussed, such as the biofilm one would expect to grow on the inside surface of the plastic or vinyl....

At the end of the day, it appeared very innovative, with a lot of pros.

//mjs