One, it puts the spotlight on Mr Heng, who will work closely with PM Lee in directing the next general election, which must be held by April 2021. "That's another reason this reshuffle was so simple - it's supposed to be non-disruptive, to make it clear who the next PM is and to do that, you first need that person to be DPM," he said.
Two, with just Mr Heng as DPM, he can choose his own deputy and by extension, the rest of his team when he eventually takes the top post.
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