[discuss] Additions to calc

Might like to add the ability to generate regression equations, not just the lines on the chart.

[discuss] problems with providing feedback

to be a better way of handling time arithmetic for those people who e.g. time reactions and work out rates etc. -- regards, Lu - whether 'tis nobler in the mind to suffer the bling blings of outrageous fortunes... -- No virus found in this outgoing