chamber of commerce has yet to decide. >> we're reserving our official position until we really truly understand what this revenue measure is going to entail. >> reporter: stanford law professor and urban planning expert michele wild anderson says it's best to let the voters decide but sees the danger that a head count tax to fix current problems, cities just might be tempted to keep following the money. >> it gives the government an incentive to --one more incentive, really, to permit new square footage on commercial property because each time they do that you'll bring in one more employee here, one more employee --a dozen there. and that's the basis of the revenue, a head count. >> reporter: so for mountain view, cupertino and east palo alto, gridlock and excruciating housing costs are becoming unstainable even for those making the super high high-tech salaries, a real problem and we have probably reached the tipping point. tom vacar, ktvu fox 2 news. >>> coming up here, live pictures from the big island of hawaii as more lava spews out of the kilauea volcano. the latest on the volcanic eruption as more homes are threatened. >> plus, from playing heavy metal to helping out the community, the new partnership