I worked within the Quest Diagnostics conglomerate, mid 2000s. After capex, lab companies print money. Some wags added a speedometer type thing to their monito

I worked within the Quest Diagnostics conglomerate, mid 2000s. After capex, lab companies print money. Some wags added a speedometer type thing to their monitoring dashboard to show "velocity" of revenue. (Actually proved pretty useful as a global system health indicator.)