Individuals who remained in the market lost a lot beginning in 2008, recouped alarge share of those losses up until last quarter, and then have given back quite a bit since August.
If they were stimulating the macroeconomy (including running alarge and sustained budget deficit), then incomes would rise, driving up tax revenues (which, ironically, would reduce the deficit).
Home Automation president Jay McLellan described how his company was targeted by a holding company that had bought up dormant patents six months from expiration, then used them to sue large and small producers.