BTW the word is dire, not dyer.
Unless you're looking for someone to dye your light fixture for you.
And if you're REALLY that desperate to change bulb types, can't you just buy new sockets? Cut off the square-pin sockets, rewire with straight pin sockets, and buy straight pin bulbs.
Really that sounds silly tho. the square pin bulbs are NOT going off the market anytime soon. Even if they stopped making them TODAY they would be around for another year or two. I think that LFS guy of yours was just talkin' outta his ***