Comments on: Excel Date Conversion (Days from 1900) https://www.kirix.com/stratablog/excel-date-conversion-days-from-1900 Application Spotlight Tue, 26 Mar 2019 18:51:31 +0000 http://wordpress.org/?v=2.3.3 By: Daniel https://www.kirix.com/stratablog/excel-date-conversion-days-from-1900#comment-695 Daniel Fri, 13 Sep 2013 09:12:04 +0000 https://www.kirix.com/stratablog/excel-date-conversion-days-from-1900#comment-695 That Excel "Year 1900 bug" in Excel was not a bug but a real feature: When Excel was designed, it was far from being the market leader, and 1-2-3 was the de-facto standard for spreadsheets and macros. Excel was designed to be compatible with 1-2-3, but initially corrected the 1-2-3 "Y1K" bug, but this broke several macros during testing, and during the realease meetings, Bill Gates requested that the bug be reinstated to insure 100% compatibility with 1-2-3 spreadsheets! That Excel “Year 1900 bug” in Excel was not a bug but a real feature: When Excel was designed, it was far from being the market leader, and 1-2-3 was the de-facto standard for spreadsheets and macros.

Excel was designed to be compatible with 1-2-3, but initially corrected the 1-2-3 “Y1K” bug, but this broke several macros during testing, and during the realease meetings, Bill Gates requested that the bug be reinstated to insure 100% compatibility with 1-2-3 spreadsheets!

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