Mailchimp isn't an API to send emails. It's a WYSIWYG email marketing newsletter creator. If you've ever made an email newsletter that looks nice you'll underst

Mailchimp isn't an API to send emails. It's a WYSIWYG email marketing newsletter creator. If you've ever made an email newsletter that looks nice you'll understand how that is very valuable to a lot of companies. Add in all the usual ops, customer support, business to business client management for bigger accounts, marketing, and so on and its not hard to see how it can need quite a lot of people.