Network Effects Ensure Survival

David Rosenthal shares his perspective on businesses with strong network effects, particularly focusing on Airbnb as a prime example. He believes that certain businesses become virtually indestructible once their network effects reach a critical mass, regardless of management decisions.

Key Points:

• Network Effect Durability

  • References Buffett's quote: "You want to own a business that even an idiot could run, because someday someone will"
  • Believes Airbnb has "the most amazing global network effect of all time"
  • Claims there's nothing any manager could do to change the trajectory of such a business

• Management Impact

  • Suggests that with strong network effects, management quality becomes less critical
  • Believes that once a marketplace is working, it's very difficult to mess it up
  • Uses eBay as a counter-example, noting they're "doing a good job though" at potentially proving this wrong

• Business Characteristics

  • Values businesses that are essentially "unkillable"
  • Focuses on structural advantages rather than operational excellence
  • Emphasizes the power of network effects as a defensive moat

• Investment Philosophy

  • Prefers businesses with strong structural advantages
  • Looks for companies that can succeed despite potential management mistakes
  • Values self-sustaining network effects over management-dependent success

This perspective suggests that when evaluating businesses, particularly marketplaces, the strength and durability of their network effects may be more important than the quality of their management team.