### Describe the issue or suggestion For example the `ReadOnlySpan<T>` constructor takes a `ref readonly T`, however the documentation lists the parameter as `ref T reference` instead, leaving out important information about the signature: https://learn.microsoft.com/en-us/dotnet/api/system.readonlyspan-1.-ctor?view=net-9.0#system-readonlyspan-1-ctor(-0@)