This episode features SpeedCalc, released in 1986 by Compute! Publishing. It was developed by Charles Brannon & Kevin Martin.

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Publication ArticleFirst page of the article presenting the program from Compute! March 1986:

SpeedCalc in ActionBooting

• Nasty colors, perhaps chosen and set by someone other than the authors.

• Showing available memory at boot. Editing

• Much better color combination set.

• Saving the spreadsheet.
• Setting number of decimal places.
• Copying a block of cells.
• Turning auto cell recalc on.
• Forcing a cell recalculation now.
• Defining a cell formula.
• There is a rounding error here. I couldnt reproduce the same result as with the same values in several other spreadsheets.
• Printing
• Setting cell width.
• Loading a file.
• Disk directory from within SpeedCalc.
• Ruh-roh. Error. ManualThe instructions are included with the published article. See it for full details. Here is a capture of the keyboard shortcuts:

Print OutputPartial printout of budget spreadsheet:

S8E04-prt-PrintDownloadShow Links* AtariWiki: https://www.atariwiki.org/wiki/Wiki.jsp?page=SpeedCalc * Atari Magazines: https://www.atarimagazines.com/compute/issue70/076_1_SpeedCalc.php * Inverse ATASCII S6 E5 Antic Calc Magic: https://inverseatascii.info/2021/01/24/s6e05-antic-software-calcmagic-supplement/ * Inverse ATASCII S3 E1 Compute! SpeedScript: https://inverseatascii.info/2016/09/12/s3e01-compute-scriptor-speedscript-3-supplement/ * Internet Archive – Compute! March 1986: https://archive.org/details/1986-03-compute-magazine * US Debt Clock: https://www.usdebtclock.org/

Intro music is an excerpt from a chip tune by Wizwars named 8 Bit Raceway. It is used under Creative Common license Attribution-NonCommercial-ShareAlike 3.0 United States.