4 ms·I'm gonna guess that spending money on that seems a highly dubious investment.by aasasd 5y agoI'm gonna guess that spending money on that seems a highly dubious investment.mistrial9 5y agosafety and clean-up are always a cost center, on the books.dboreham 5y agoAlmost all the sites are still in use due to the resurgence in terrestrial wireless use in the past 20 years.