The extension's Wikipedia article says construction is to begin next year at the earliest and may not start until 2029... https://en.wikipedia.org/wiki/Yonge_North_subway_extension#Stations,_rails_and_systems

Any source for when the first cars were delivered?

Extending the 410 instead would be smarter as there's lots of traffic between Peel and Wasaga/Collingwood, proportionally more than Toronto I'd think, as tourists (and retirees making frequent trips to and from the GTA to visit family) tend to visit and retire to places closer to their sector of...

Gotta ask the people that wrote them...but IMO on-street stops don't really need articles.

What's with the work on Hurontario between the separate ROW section?

Preservationists are more militant today than back then.

Surface stops are not as significant as actual stations. Line 5 did have surface stop articles but they were deleted.

It was serious and far along in planning actually: https://transittoronto.ca/subway/5114.shtml Not to mention the original plan along the Finch hydro corridor.

VMC station has retail (a take out place) now: Even the SmartVMC YRT terminal does: The VMC complex is going big league!

A Steeles loop was almost built. No TYSSE or YNSE to York Region if it had been.

With Dundas station renamed to TMU, I wonder if the Dundas & Hurontario stop will be renamed just Dundas?

Not a factor on that November day.

Not along Jane apparently, even on Saturdays:

Lines up with it perfectly though by the street grid. Only reinforces the point of the name being chosen due to "confusion" of there being no Steeles station

They were opened before the "West" for corresponding stations on the later Spadina line was a thing. The change to "Pioneer Village" was almost for sure a "confusion" avoidance thing.