Read on Twitter
"It was discovered during research for this report that huge amounts of knowledge have been lost or hidden in places that are hard to access for the public, decision-makers and transit researchers." https://twitter.com/alon_levy/status/1253349900282200064
"When asked why we were more efficient at delivering transit infrastructure in the 1950s and ’60s, the president and chief executive of Canada’s Infrastructure Bank, Pierre Lavallée, smiled and asked: “Is that actually true?” 
It's not a great transit paper without a part about how David Gunn gets shafted yet again by industry stooges @MarketUrbanism
Even modest cost overruns on the Yorkdale extension prompted the foolish investment into the Scarborough RT
On the other hand, underinvestment in starter subway sections, failing to anticipate huge volumes induced through future network effects, also have enormous consequences on future costs. Philadelphia experiences this every day at City Hall/15th Street
City Branch! Rockaway Beach Branch! Chicago Crossrail!
It's just pitiable that Anglosphere politicians couldn't even conceive of getting a project proposed and done in four years. So in the US they largely ignore transit altogether
Next time you hear someone accuse elevated lines of dividing neighborhoods, respond by asking them the width and speed limit of the street the elevated runs over
At the end of the day, the politicians and contractors are really just playing around (guesstimating) with public money
