Yes you're right he's leveraging a known brand. but marketing and branding - that _is_ business. The point about staying in one industry is not about your tech

Yes you're right he's leveraging a known brand. but marketing and branding - that _is_ business. The point about staying in one industry is not about your technical knowledge, it's about your relationships. These are hard to build, and are the major barrier for all new ventures in any business: building your customer base, your sales channels, reaching out. That's tough.