When the experienced capitalists enter the stage, we should be ready with incentivized self-funded systems. We're taking over the world. We need to harden our model or we will be crushed by the wave of inflowing capital. It won't be long before the cost of a forced close is worth more than a month's median wages in 80% of the world. Not charging fees will lead to lightning network centralization. Profit isn't evil; it is an indication that your economic model works.