and these ideas were released as "mods" that others could add to their own copies.

Shortly after releasing the 2.0 version, Borland updated the compiler to the 3.0 and 3.1 versions; WWIV's versions were revised to reflect the compiler versions. One of Turbo Pascal's strong features was the ability to easily "chain" sub-programs and external modules into memory only as required; as the average available RAM for a program to load and run in MS-DOS was 384 kilobytes,