I suspect the irritation is less that you think your opinion is correct and more the certainty with which you hold it. Sometimes the most honest answer is simply, “I don’t know.” That applies to all … (View Post)

The cycle lane here on Leith Walk seems to have been an exercise in testing all of the worst possible ideas for a useable cycle path. (View Post)

New twist on You've bee pOwned? You've been drO(w)ned (View Post)

regarding SpaceX, I find the evolution of Raptor engine astonishing. SpaceX threw away a perfectly successful engine family in Merlin and started again with a full-flow staged combustion design that … (View Post)

The irony is that the strongest parts of SpaceX are the boring bits: rockets that launch on time and internet subscriptions that get paid every month. The weakest part of the valuation is the bit inv… (View Post)