What's the difference between a Jew and a cigarette? Nothing, they both get smoked.
Do you hate Jewish people?
I wouldn't say it's a hatred towards jews, I think it's a hatred towards the zionist control on politics.
The holocaust was a traumatizing event for many people and it can be hurtful to be reminded of it even by mentioning or joking about it and saying they deserve it. You should go to a holocaust museum to understand what happened there and why it can be hurtful.