Adding to the sibling comment, there are also Frozen{Dictionary,Set}: https://learn.microsoft.com/en-us/dotnet/api/system.collections.frozen?view=net-10.0 https

Adding to the sibling comment, there are also Frozen{Dictionary,Set}: https://learn.microsoft.com/en-us/dotnet/api/system.collections.frozen?view=net-10.0 https://learn.microsoft.com/en-us/dotnet/api/system.collecti...