I think there is no one who will hate bitcoin, as bitcoin is for te future and for the beneft of people, and with that they will find a convenient way of financing.
Well, there might be enough people which have developed some sort of hate towards Bitcoin for the following reasons.
- Always miss out on buying at great prices.
- Having sold way too early.
- Having bought at the top while not much later the price is crashing.
- Invested in certain scam sites.
And there are a good number of more reasons of why people may develop hate towards Bitcoin. Above written are most common reasons.