
Why was I charged by Gumroad?
I received a charge from Gumroad on my bank statement, but I'm not sure why. I don't recall making any purchases or subscriptions through them recently. Could this be a mistake or an unauthorized charge?


Why is there a transaction fee?
I don't understand why there is a transaction fee charged every time I make a payment. What is the purpose of this fee and why do I have to pay it?


Why do we need hash?
In the context of data storage and retrieval, I'm wondering why we need hash functions. What purpose do they serve in terms of efficiency, security, or other computational aspects?


Why do I need a DeFi wallet?
I'm exploring the world of decentralized finance and considering getting a DeFi wallet. I want to understand the necessity and benefits of having one as I navigate this emerging financial landscape.


Why do I need an instructional coach?
I'm wondering why it is necessary for me to have an instructional coach. What are the benefits and how can they help me improve in areas where I might be struggling?
