Being affected by similar developments, I can assure you that the article is missing the main point:
TIMING
Being inventive and having spend billions on a technology is less important than being there at the right point in time when a technology is finally embraced by customers and becomes viable due to scaling effects. Kodaks fate and the fate of may other businesses is explained by that. Just look at the car industry.
GM had an electric vehicle in the 90ies.
Apple had a tablet PC in the 90ies. HP, Sharp, Palm, Psion pocket PCs.
There have been many "social networks" before Facebook in the early 2000nds. None is know today, instead a ridiculous cartoon of them.
Video Disc, Betamax ... If the timing is right, even the inferior product will succeed ... the history is full of it.