No it isn't, it's a simple matter of fact statement that running code on runtime A appeared to be cheaper in terms of hardware costs than runtime B. The "overl

No it isn't, it's a simple matter of fact statement that running code on runtime A appeared to be cheaper in terms of hardware costs than runtime B. The "overlooking" part you filled in yourself in bad faith and bad reading comprehension, as the author actually does acknowledge that the observed hardware savings are small compared to the cost of hiring programmers.