There are not categories of 'good Islam' or 'bad Islam.'
ALL Islam is bad.
There are 'good' people who identify as muslim and 'bad' people who identify as muslim, but one must understand that the 'good' people in this scenario are thought of as good because they do not actually follow the teachings of Islam or the examples and teachings of Muhammad....until they do.
Over 200 verses from the later chapters of the Qur’an explicitly promote violence, warfare, and the subjugation or killing of non-Muslims.
To quote early peaceful verses and ignore the later violent ones is intentional deceit.
Taqiyya and Muda'rst are common and encouraged tactics, which are sadly effective against the uninformed, the gullible, and the naive. One must assume these deceptions (and others common to the followers of Muhammad) are in play and one must expose the deceit and subterfuge and endeavor to reveal underlying motivations and reveal the actual cultural legacy.
Islam is an expansionist ideology that, wherever it exists, erases individual liberties. And with that, it destroys creativity and prosperity.
Current jihad strategy in the West is four phases: Migrate. Populate. Agitate. Dominate.