[ANN] Release 10.0.0 DP-2

[doc hawk]

martin mumbled,

> The term “Multi-finder” rung a bell but not very loudly.  I knew it was a Mac thing but I wasn’t quite sure what anymore. 

It was downright amazing.

Most importantly it saved the time of sequentially quitting and loading applications, letting you cut and paste from one to another.

Prior to it, there was “switcher” which partitioned memory, but this gave you two (or more) entire instances of system+application that couldn’t communicate.