Accounting and planning people, who use Excel today, were never APL users. APL was popular in the operations research community, and those people are now mostl

Accounting and planning people, who use Excel today, were never APL users. APL was popular in the operations research community, and those people are now mostly R users (but they left APL to SAS, Stata, S/S+ and a few others through the years, before adopting R)