No, this isn’t a solution. And I believe I covered this in the additional notes. I do acknowledge that you’re half joking/half being serious, but it doesn’t help Sailfish Browser’s usability.
FWIW, I have contacted National Rail and multiple other websites, in addition to companies that don’t offer an “app” in the Sailfish ecosystem, and I always got the same result: nothing. Let’s get a big enough client base first.