Earlier quoted context omitted.
I understand, but what happens is that people will unzip programs from their Downloads folder and just run them from there.
I work in finance. Most web sites you could download an exe from are blocked, downloading exes is disabled and running installers is restricted to admin accounts by group policy. If you do get round all that and do it anyway and you're caught, theres a good chance you'll be fired. One issue is that some classes of users and locations (e.g. Trading floors) are restricted by law concerning the communications systems th…
Hence the popularity of portable apps which don't use installers. The just unzip to any folder and run.