With all the noise and debate about the current tariff war, you could be forgiven for missing a pair of important shareholder announcements from two tech sector titans. In a matter of only a few days recently, both Apple (AAPL 0.68%) and IBM (IBM -1.59%) declared dividend raises. One of the companies even accompanied this with a new, jumbo-sized share buyback program.Here's more on the two lifts from the cornerstone stocks in the industry, and my take on whether they are buys with the enhanced payouts.1. Ap ...