2a. Quran contains the major laws and stated in general and then the sunnah explains in detail pertaining to the laws.
2b. I disagree as not having the Prophet around makes them need the Qur’an more. The stories in it allow Muslims now to connect to God and the Prophet. We follow the ways of the Prophet and the whole point the Qur'an got brought into this world was because we needed to keep consistency and follow a valid set of rules as to why the Qur'an is still relevant
