Its important because you endanger not just yourself but anyone who is possibly linked through your activities. Your actions are your own responsibility. If you are able to protect others in this Situations you should. And i hope you only document voilation oft power with your leika and not others protesting.
Burner means non Smartphone with a fresh anonymous sim. Its not easy to get but important enough to “jump the hoops”
Magic the Gathering. Its like drugs but its only bad for your Bank account and if you dont min/max it wont destroy your friendships that bad.
But you dont have to use a call for eradication of Israel. You can be for a free Palestine and a free Israel.
But thats not even the choice. And you can easely be against the violence from the Israeli goverment without reproducing antisemite Propaganda from Hamas. Who where dominating the palestin people bevore it was cool by the way.
Do not use Smartphones. For the scarf use an unmarked tubescarf, its easely hidden in any collar. Cary bandages and lightsalt solution, like you use for contacts, to treat teargas and light wounds. If they get you you want nothing outside oft your memory that has any link to others. Depending in the effect of carrying your passport with you in your country decide wether to take it along.