... become rather worse than better with the changes that were made since DOA5 vanilla. So better just stop asking for some more changes, it won't (and can't) get that better.
I wonder if people realize that TN has nothing to do with how bad the netcode is. Tecmo may be able to if they find a profit into spending a lot a money for a stable netcode (which there isn't any profit in doing so for them).
TN can only try to keep the amount of data that is transported between both clients as small as possible and make their processing as fast as possible (programming vise).
Everything else depends on the servers used an the players internet connection/provider.