[randyrand]

We are all in the same world. Go find the information you need to make informed choices.

Betting on the weather? Go build weather stations. Betting on Kim Kardashian? Go interview her.

This "go find valuable information" approach is broadly applicable to making money.

[undeveloper]

pro insider trading is an odd position to defend

[randyrand]

No need to limit yourself to "trading". You can use this approach to buy real estate, build products, companies.

This private info is often even considered "trade secret", which is protected against being stolen and spread.