You can see it in action in Carrier Battles mod;
http://imagemodserver.mine.nu/other/MM/SE4/
under the mods->carrierbattles section
There might also be an article in the modworks section of spaceempires.net
I'm at the cottage right now, so someone else will have to point you to the rest.
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As far as the first post goes, that's the general idea.
1) Remove counter intel.
2) Make intel sabotage much cheaper
3) Adjust prices and effect amounts on all the other projects so that they are sensible under the new system.