Add list or add to the requests with request, Vote, completion percent and some timeframe. Year-Quarter, Year-Month or even just a Year.
A way to see the progress of features. sort of a sortable gnat chart or at least the list of requests.
Ahem.. there appears to be some bewilderment about the size of this project - and the market of Mac model railroaders in general.. ;-)
A list of all active requests can be obtained e.g. via
https://railmodeller.uservoice.com/forums/249335-railmodeller-feature-requests/filters/new(Edited by admin)