Inspired by this article https://www.salesforceben.com/how-to-build-a-client-side-data-loader-app/ I thought I'd see what this application would look like in LWC ...

./node_modules/ngx-papaparse/fesm2020/ngx-papaparse.mjs:3:0-50 - Error: Module not found: Error: Can't resolve 'papaparse/papaparse.min.js' in '/path/to/project/node ...