Does anyone know if Jeff has made these types of investments in other companies? The return rate he got is really good. Granted, most other SaaS companies are n

Does anyone know if Jeff has made these types of investments in other companies? The return rate he got is really good. Granted, most other SaaS companies are not as successful or stick around as long as Basecamp but I wonder if that would be different if others worked out these types of investments vs taking VC.