If anything, the reading I have done (mostly SSC and LW) have made me less radical and much much more humble
1. Apocalyptic world view.
2. Charismatic and/or exploitative leader.
3. Insularity.
4. Esoteric jargon.
5. Lack of transparency or accountability (often about finances or governance).
6. Communal living arrangements.
7. Sexual mores outside social norms, especially around the leader.
8. Schismatic offshoots.
9. Outsized appeal and/or outreach to the socially vulnerable.
If anything, the reading I have done (mostly SSC and LW) have made me less radical and much much more humble