Re: [tied] Re: PIE Ablaut

> the requirement that the *o only be from Ablaut was not part of Brugmann's
> original formulation.
> And that is not the only tweak that the "Law" needed in order to "look
> like" it had some validity.

Quite a few of the "laws" had to be tweaked before they achieved acceptance
(including Verner, I believe!). That doesn't make them invalid.

Peter