Actually the irony in that claim is that the President commands how much or how little training he gets in handling classified documents. Remember when they tried to brief president-elect Trump with the presidents daily brief, and he refused most of them.
Trump Explains Why He Rejects Daily Intelligence Briefings
Dec 11, 2016 — President-elect Donald Trump dismissed concerns that he is rejecting the presidential intelligence briefings every day,
President-elect Trump doesn't like the daily intelligence briefings. He's passing them off to the vice president-elect,
It's recently been reported that the President-elect only receives one briefing per week and on Sunday,
If Trump didn't sit through intelligence briefings, he certainly didn't sit through briefings on handling classified materials.