[Avodah] R. Chaim Volozhiner and Putting on Rabbeinu Tam Tefillin

[Micha Berger]

On Mon, Apr 11, 2011 at 06:05:18PM -0400, Prof. Levine wrote:
> Someone sent me the following:
> A famous story about R. Chaim Volozhiner, when asked why he didn't put on 
> Rabbeinu Tam t'fillin: "The din says that unless one is a chosid, he 
> shouldn't, because it's mechazei k'yuhara...."

Does this mean the Gra, who his talmidim (including RCV) called "HaGaon
haChassid" (sometimes "haGaon haChassid haAmiti", in true misnagid style),
*did* wear Rabbeinu Tam tefillin?

Tir'u baTov!
-Micha