The visual kitchen will mean better roms, and less files. Now, Calkulin will no longer have to include rename files, and make registry tweaks to packages to avoid duplicate issues since the VK simply overwrites duplicates.
Anyone who's anticipating the move from an old style kitchen to the Visual Kitchen, I would highty suggest poking around at a few threads in this forum:
http://www.everythingdiamond.info/forumdisplay.php?f=20