filename     version date      notes
------------ ------- --------- ------------------------------------------------
aint.pas     0.00.00 19-apr-89 created [erc]

aint.pas     0.10.00 20-apr-89 added code to detect row clearing [erc]

aint.pas     0.20.00 21-apr-89 added scoring and levels (alpha-test) [erc]

aint.pas     0.80.00 21-apr-89 rewritten:  added more reliable machine-
                               independent timing, show next, show
                               statistics, initial height, tournament
                               games, and game options screen; fixed
                               high score list (beta-test) [erc]

aint.pas     0.90.00 26-apr-89 fixed fatal bug which sometimes caused
                               system crashes and tournament games; added
                               smart bomb, polymorph, nuke, and "cheater"
                               flag (pre-release) [erc]

egaint.pas   0.90.00 02-may-89 created [erc]

egaint.pas   0.91.00 02-jun-89 added true color support [erc]

egaint.pas   0.91.99 18-jun-89 implemented video paging in title screen;
                               added extended shapes and ability to use
                               escape as an editing key while entering
                               high score names; removed show statistics
                               and wilder block styles [erc]

egaint.pas   0.92.01 18-jun-89 added (and removed) show shadow, escape
                               as pause, and during-game toggles; changed
                               initial height blocks from random to muted
                               gray color-style [erc]

egaint.pas   0.92.02 18-jun-89 added show shadow [erc]

egaint.pas   0.93.01 24-jun-89 major portions rewritten:  added consistent
                               video paging, shape set message, "new"
                               block style for title screen, and serial
                               number system; rearranged playing field
                               [erc]

egaint.pas   0.93.02 25-jun-89 added block style option; changed to update
                               score window with each toggle; removed
                               endgame [erc]

egaint.pas   0.93.03 25-jun-89 added two more block styles, new endgame,
                               rotation in both directions, "value"
                               message, and version field to high score
                               file; re-implemented extended shapes
                               (pre-release) [erc]

egaint.pas   0.93.04 30-jul-89 fine-tuned down scoring; changed name
                               of "old" block style to "classic" [erc]

egaint.pas   0.93.05 13-jul-89 added configuration file; removed
                               serial number system; changed
                               copyright name to real identity
                               (first general release) [erc]

aint.pas     0.90.01 13-jul-89 minor cosmetic improvements; reset the
                               initial values of some variables for
                               consistency with egaint (first general
                               release) [erc]

egaint.pas   0.93.06 27-jul-89 removed memory allocation/release calls
                               from scrolldown() [erc]

egaint.pas   0.93.07 30-jul-89 added another block style and increased
                               colors with ega palette support [erc]

egaint.pas   0.93.kc 10-sep-89 special unix vi-style keys version [erc]

egaint.pas   0.94.00 12-nov-89 added extra level of play and modified
                               level advancement; fixed ega palette support
                               for gas plasma and monochrome displays;
                               added two block styles and changed "filler"
                               block style; added sound and title screen
                               bypass; fixed minor score window bug;
                               implemented unix vi-style keys option at
                               compile time [erc]

egaint.pas   0.94.01 13-nov-89 minor cosmetic improvements; fixed minor
                               score window bug [erc]

egaint.pas   0.94.02 15-nov-89 fixed high score record bug [erc]

egaint.pas   0.94.03 16-nov-89 clean-up of certain code to take advantage
                               of turbo pascal 5.5; fixed plasma color
                               table [erc]

egaint.pas   0.94.04 02-dec-89 added key bindings option; changed in-play
                               option keys to reflect new key bindings;
                               used bios for keyboard reads; fixed minor
                               logic bugs [erc]

egaint.pas   0.94.05 04-dec-89 restore num lock state upon exit; added
                               quick exit; restored old "filler" block style
                               [erc]