As the Joint Industry Committee (JIC) gears up to certify new ad currencies, putting an end to measurement mastodon Nielsen’s monopoly, young rivals of the hundred-year-old company are also flying through some turbulence. In the final weeks of 2023, Faultline reported how ComScore, in spite of its numerous partnerships, was curiously absent from a panel discussion between a handful of publishers, which only had words for rivals VideoAmp and iSpot.tv. Now VideoAmp is being put through the wringer. After quietly laying off some 10% of its workforce in September 2023, the measurement vendor has announced it will let go of another 20% of its total remaining 400 employees, bringing its workforce down to 320 people. VideoAmp’s founder and CEO, Ross…