The editing features of Acrobat Pro DC is a main task of acquiring process of books for digitalization of image with borders (one raster images in every pages, by scanning processing). An AI features for automatically allignment (orizzontal or vertical), and the refine possibility to correct automatic allignment with edge-grips of images (feature present actually) but without the minimum of 2 degree and with capability of free rotation with steps of 0.5 degree (or 0.25 for values from 0 to 5 i.e.) showed in tooltips (as actually) can power significatively the editing features of Acrobat DC (Standard or Pro)
that is the main Adobe PDF solution for create PDF by scan. Please, remove the limit of minimum "2 degree" as requested by various users. Thanks great developers