@blumenkraft Unfortunately the explanation is longer than fits into a single post. So I took the liberty of compiling a letter to you. Happy letter-reading-day! http://quimoniz.nsupdate.info/letter-to-blumenkraft.pdf
@blumenkraft Your tasks require quite some sophistication. I'd think that less skill is required for my intentions that is to write a letter using TeX, to go running again, burn a CD, write diary and apply for a job-contract adjustment.