I don’t think TV ads work the way they used to but it can’t hurt to try a simple message and repeat it over and over again. Repetition is key: An estimated $2.7 billion is expected to be spent just on presidential campaign advertising this cycle. Pro-Biden super PACs Future Forward and American Bridge already have committed to a blizzard of ads, with $250 million and $200 million in spending respectively, as Democrats prepare an onslaught of ads to turn voters’ attention away from Biden’s age and remind them of Trump’s chaotic first term. In a memo released Wednesday morning, the Biden campaign said that groups allied with it had committed to spending more than $700 million to help defeat Trump. And with the president’s team eager to turn 2024 into a choice election for voters, plans are in place for the campaign itself to ramp up contrast ad-spending this spring. A person familiar with Biden’s campaign strategy but not authorized to speak about it publicly said it will come earlier than when then-President Barack Obama’s allies began turning up the heat on Republican rival Mitt Romney in 2012. “Super Tuesday was always circled on our calendars because there’s a segment of persuadable voters who don’t believe that this was going to be a rematch,” said Bradley Beychok, co-founder of American Bridge, one of the pro-Biden super PACs. “This is going to be a ‘what’s behind door number two?’ election and door number two is a second Trump term, and that’s terrifying. Voters need to remember…