I've wondered about that; them buying state-side to hedge their bet. Cam said they don't buy or do 'existing retro-fits' gearing toward new advanced buildings but you never know. That's a huge existing foot-print of green we got access to there and there's half-dozen other major players thinking same way.
Once fed regs gets changed it'll be down-n--dirty. Well, up n shinny.

https://www.youtube.com/watch?v=GYgBXH3VWTc

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