The Hamas created content from Oct 7th isn't what gained widespread popular support for the Palestinian cause, it was both what Israel has done to the Palestini

The Hamas created content from Oct 7th isn't what gained widespread popular support for the Palestinian cause, it was both what Israel has done to the Palestinians but also a thousand Streisand effects kicking in as many powerful actors immediately went to war with anyone who wasn't staunchly pro-Israel. This increased general awareness of the situation pre-October 7th and things like Nakba and the previous, peaceful March of Return where Israeli snipers shot thousands of protesters.