Let me find his blog post about that 4-day week. Oh, there it is...
> We work a 4-day week at Treehouse and here’s what we’ve been fortunate to achieve:
> 1. Profitability (yay!)
> “Every venture-funded company has to cross the chasm to profitability, and we decided the time was now,”
HN comments should be charitable in the sense of preferring the strongest plausible interpretation of something. The blog post you're talking about is 4 years old. It doesn't seem plausible that this was a 4-year-long bait and switch. A much stronger interpretation is that circumstances changed.
==> .....I don't even know where to start...
2. The book was written in 1991 but it still surprises me how timeless it is. If you think the theory is out of date, you probably didn't understand the theory well enough.
3. That company mentioned in the article is not a SaaS company.
The theory of trim down and assault a targeted market to cross into a larger market space is sound, but if you are trimming down your future like the book suggests ( i.e. fire most of your sales and R&D staff, but none of your marketing staff ) then in a modern software world you won't survive long once you reach the other side.
(1) It would help us understand the significance of the move, (2) it would allow us to (wrongly) opine on the wisdom of the cuts, and (3) it would let us understand where they are in the lifecycle.