Because they use one or two apps at at time, the ones they must spend all their time to perform their job. E.g. Excel and a web app to work on invoices and a st

Because they use one or two apps at at time, the ones they must spend all their time to perform their job. E.g. Excel and a web app to work on invoices and a stack of paper documents. I see 8 GB on Windows PCs too.