Bob Engelhardt fired this volley in
:

Also, apparently you didn't notice my "G" following my query about
whether you would know if it slipped. I.e., it was more a of
rhetorical
question; I never intended it to provoke a debate leading to a snobbish
"I guess you've never properly installed ...".


Ok. Sorry.

(but PS... thin cardboard IS paper. The stuff cereal boxes is made from
is called "chipboard", nominally 0.018" thick. (lot of paper-tech in
fireworks)

LLoyd