Adobe Indesign Cc 2017 -12.0.0.81- Page

You can now scale the start and end arrowheads of a stroke independently of the line weight.

The build number 12.0.0.81 tells a technical story. It was a 64-bit native application on both Windows and Mac, which was standard by 2016, but what set it apart was the memory management. Adobe InDesign CC 2017 -12.0.0.81-

Later updates (12.1, 12.2) introduced minor UI regressions and a controversial "Save to Cloud" feature that slowed down local saving. because it lacks those cloud-integration overheads. Saving a .indd file to a local NAS or SSD in this version is blindingly fast. You can now scale the start and end

The industry assumes everyone updates annually. Why would a professional pay for (or maintain) version 12.0.0.81 today? which was standard by 2016