Google's balance sheet: $69.7bn top line revenue |-- $39.6bn gross profit |-- $30.1bn cost of revenue |- $12.2bn traffic acquisition cos

Google's balance sheet: $69.7bn top line revenue |-- $39.6bn gross profit |-- $30.1bn cost of revenue |- $12.2bn traffic acquisition cost |- $17.9bn "others" Investor hat on -- what in the world is almost a quarter of all revenue as "Others"!? The other tech companies at least explain - ex: Devices, or cost of Sales...