Ijma And Tawatur In The Context Of Wuzu And Acts Which Nullify It
Yes! but chances are very nominal.
We have no full mushaf. Anyway the Quran’s transmission was not by writing- it was oral. And the status of the Quran would not allow it to be tweaked like the sunnah was with ahadeeth
Yes- we can trace how those qiraat were from ahad because we have the ability to look at those records. But not everything is recorded. So society also accepted a change in the Quran. So why wouldn’t they accept a change in the sunnah too?
And Imaam Malik’s Amal ahl madinah too?