In Switzerland, also to retire earlier, which seems almost trivial given the 1 year difference between men and women, but by spending just 75 francs for the reassignment, they unlock of 28,680 francs of additional retirement over their lifespan: https://www.europeantimes.news/2022/02/a-man-changed-his-gen...
And I realize these sources are not great, but I chalk that up to the fact that this is an untouchable subject for mainstream, a taboo subject for many, and an uncomfortable subject for most of us. These are also still fringe cases, even if the benefits are quite clear. There is also something unsavoury about exploiting the system in this way, but it's counterbalanced by the fact that it's a system that's screwing you over.
In a way I do look forward to cases like these ending up in court, solely because I want to see the decisions that result. Do we get a legal ruling on the mutability of gender? Does gender become permanent at a certain age? Does the court instead decide to deal with each case individually, knowing they could potentially set up a tsunami of cases?
Pragmatically, it seems easiest if you just erase gender from these systems, but realistically that would benefit men which makes it unlikely from the current wave of Western-influenced lawmakers.
