Excuse me if I'm late, but like a thief it takes
Time to be this great - uhh - so just wait
Becoming a good thief takes practice, experience and time. Wayne is no different, it takes him time to be this great. The ‘uhhhh’ is thrown in to allude to his wasting your time on purpose and then he tells you to wait (just in case you’re too slow to get it). Wayne’s style and skill took time to develop.
Also, like a thief it TAKES… a thief takes / steals things
Likely a play on word “discrete.” A good thief is discrete, avoiding deception, which takes time.
He is also apologizing for having to push back the release of Tha Carter III, proclaiming that he is such a good artist that he wanted to make sure this album was perfect. And you see the result
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