[Wine] Why is wineprefixcreate deprecated?

[perryh at pluto.rain.com]

> > The need to create a new prefix before running an
> > actual program is a rarity nowadays. In that event,
> > use winecfg/wineboot/notepad/etc.
>
> ... Using winecfg/wineboot/notepad aren't solutions,
> they are workarounds. Its great that there is a command
> specifically for creating a prefix.

Given that simply starting a program now has a useful side effect
-- creating a prefix if it does not already exist -- is it time
for a wine equivalent of the OS/370 do-nothing utility IEFBR14?