↩ 🔵 🔵 🔵 ❪✺❫ Data Concepts ○ ❪✺_❫ Information Subs ○ ❪✺_₀❫ Computer Sub Portals ○ ❪✺_ₛₛ❫ Data Subsets ○ Column ○꠹ Digital Data ○ Row ○꠹