Spreadsheets have been a keystone for millions of business customers around the world over for decades. Back in the (really old) days, programs like VisiCalc and Lotus 1 -2-3 were all easily expelled with the launch of Microsoft Excel.
Excel lived on as the presumptive King of spreadsheet software, mostly unchallenged for 20-25 years. And Google then turned up and revealed the Sheets to the world. Since Sheets was a Google product so well integrated into the "Google sphere" with applications and data, it was soon adopted by thousands of people.
infographic by: landauconsulting.com