Superconductors and mass drivers (and other electric guns)

Thanks Mike, I just found his original posting and the discussion that
followed it in the Google Usenet archive - here is the link (yes it is
massive)

http://groups.google.com/groups?hl=en&safe=off&threadm=4bevhi%243qj%40chip.k
lic.rain.com&rnum=2&prev=/groups%3Fq%3D%2522Mass%2BDrivers%2BCost%2BFar%2BTo
o%2BMuch%2522%26hl%3Den%26safe%3Doff%26rnum%3D2%26selm%3D4bevhi%25243qj%2540
chip.klic.rain.com

A key post which appears to provide an adequate rebuttal to all of his
objections is

http://groups.google.com/groups?hl=en&safe=off&rnum=6&selm=4bsrt0%2453j%40ll
l-winken.llnl.gov

Tom M.
TomM@...

Mike Coombs wrote>> Keith posted this article to one of the space newsgroups
a while back. Several different people posted on this topic and proposed
other techniques/materials/etc. to solve problems which he was indicating as
insuperable.