It’s not, it’s the kind of bad idea (greenfield intercity station with minimal consideration for existing transit networks) for which the French TGV planners get rightly criticized. A Hamilton station must not only serve the city, but also the existing and future passenger rail networks. Despite its suboptimal location (for Hamilton), Aldershot achieves that far better than Dundas ever could.
A future Hamilton station for HFR/HSR must be located at the existing station at West Harbour or Hamilton GO Centre, depending on whether a CN or CP alignment is chosen for fast and frequent services towards Buffalo. Toronto-London services will become even more irrelevant for Hamilton, as most if them will serve Pearson, Brampton, Guelph, Kitchener and Stratford rather than Hamilton or Brantford…