That’s a step backward IMHO.
Should go like that:
- LMB click’n’drag within an object shilouette (Object mode) or a vertex/face/edge hotspot (Edit mode) = grab’n’drag
- LMB click’n’drag outside an object shilouette (Object mode) or a vertex/face/edge hotspot (Edit mode) = Box Select
- simple LMB click = remove all selection.