> There was a mail, on this very email list, less than 5 hours before your > mail, with the subject "Re: R1/a4 initial planning". I take it you don't > actually follow this list? ;-) Sorry about that. I do follow the list, but only sporadically. The mail delivery was temporarily suspended (vacation option) shortly before I posted my question, that's why. Thanks for pointing it out to me. Next time I'll have a look before asking. With regard to the main question, I am relieved to learn that it is just a matter of 'generational turnover'.