During the pandemic, a lot of people didn't have access to bread, and yeast was scarce in supermarkets.
Sourdough is cool because it's the way basically everyone made bread before commercial yeast became widely available, and those folks did not, as a rule, have access to Google Spreadsheets. You'll be OK. During the pandemic, a lot of people didn't have access to bread, and yeast was scarce in supermarkets. A sourdough starter — aka a natural leavener — solves those problems. As long as you do some pretty minimal upkeep, you can bake bread basically forever using a starter, salt, flour, and water.