ONE of the benefits can be seen via very simple math:
Say you have bought 75 million shares and you've got another 50 million shares to buy.
Your cost at 12 cents: 6 million dollars
Your cost at a buck: 50 million dollars
Billionaires do not get rich by buying high and selling low...
You are right, PV has not addressed some of the crucial questions, he would be a fool to.
As SP has pointed out many times, know what you own.
No precise time frame from sources, but please see my previous post, I think some real smart cookies might be able to get close.