Following Clifford "Chappy" Petersen's letter to the President of the United States -- http://www.overdriveonline.com/letter-to-trump-parking-14-hour-rule-congestion-ever-more-urgent-issues-with-elds/ -- stressing the need for hours of service change in light of the mandate for most truckers to use electronic logging devices, owner-operators looked out at the revenue equation with ELD and hours of service regs, detention and truckload rates and determined 'it's not adding up,' in the words of one. Find here a bevy of views on ELDs and hours, published following the Supreme Court declining to hear OOIDA's last-ditch appeal to the court to overturn the mandate.