Building a 1% Fee Web3 Marketplace for Study Notes: Is a 5% Shift Sustainable?

Hi DEV Community,

I’m a student developer currently building a P2P marketplace for high-quality digital study materials. We’ve all seen how centralized Web2 platforms squeeze creators and buyers with 15-20% commissions and frustratingly slow payout cycles.

I'm designing a Web3 protocol to cut this friction to the bone, but I’m currently wrestling with the long-term sustainability model and infrastructure overhead.

The Strategy: Tiered Pricing & Transparency

To bootstrap the marketplace and incentivize early adoption, I am introducing a shifted fee structure:

• Early Adopter Incentive: To bootstrap the liquidity, I’m locking the protocol fee at just 1% for the first batch of early contributors.
• Sustainable Growth: Once the platform hits a specific liquidity milestone, the fee will shift to a standard 5%.

Instead of treating this 5% as a platform "take-rate" or commission, it will be explicitly allocated to IPFS/Arweave storage costs, protocol security upgrades, and DAO governance funds. The goal is to build a sustainable digital asset ecosystem for academic knowledge without ever reaching the predatory levels of Web2 giants.

Seeking Your Feedback 💬

As developers and builders, I’d love to get your brutal feedback on a few points:

1. The Fee Shift Perception: Does a 5% long-term fee still feel attractive enough for creators to switch platforms? How would you structure this "fee shift" so that early users don't feel "bait-and-switched"?
2. Hidden Infrastructure Costs: From a DevOps/Web3 perspective, are there hidden infrastructure costs for decentralized asset hosting (IPFS/Arweave/Filecoin) or data indexing that I might be underestimating in a 5% fee model?
3. The Sweet Spot: Any advice on finding that perfect balance between protocol profitability and user-friendliness for non-crypto native students?

I would appreciate any insights, architectural advice, or thoughts on the tokenomics/sustainability side!