Monday, November 28, 2011
If it's too good to be true, it usually is.....
If you look at the second picture, you can see and example of the way he was caught out. The printed ksav underneath was not always perfectly covered by the new ink. This led to "double edges" and edges that were a different shade and texture, which was a giveaway, particularly when examined closely with a magnifier.
I once had a discussion with a prominent rav as to whether you could use a stencil when writing stam. Besides for being impractical and time consuming, we concluded that since it is not the normal way of kesivah, it would be problematic. Sofrim using light tables is more acceptable, since you are still writing normally, the light table only serves as a "guide".