Addition on account of cash found short u/s 68 and also holding...

Addition on account of cash found short u/s 68 and also holding that the same to be taxed u/s 115BBE - Cash short, at the most represents expenses / outgoings out of cash available with the assessee not accounted for in the books of the assessee - How therefore can they be treated or deemed to be income of the assessee u/s 69/69B/69C of the Act when the said sections deem investments/money, the source of which the assessee offers no explanation about, as income of the assessee? - Additions deleted - AT