I've seen some top chefs like Gordon Ramsay seasoning their food in the "air" or "from a distance".
Please take a look on the following example, where Chef Ramsay is seasoning a scallop:
Why is this technique used? Chef Ramsay specifically gives directions to season like this, so I imagine there must be a reason.
Other similar example is this now famous Turkish chef who has become an internet sensation and meme.