"The article starts out by saying large scale industrialisation...

"The article starts out by saying large scale industrialisation is 5 years away"...

and finishes by saying "Even supposing half of what these companies are claiming is hyperbole, then we are perhaps looking at a ten year timescale rather than five years before the technology reaches mass production".

As with most DYE things (including annual reports :), I read through it a couple of times.

I don't see how we could read into this article that either;

a) 10% efficiency is sufficient to achieve grid parity,
or
b) we could reasonably expect to see some sort of less that ‘mass production’ in the mean time.