I tested the Youtube - Light Painting Tutorial - no more able to set a featured image

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update: sorry looks like Im no more able to set a featured image. I really dont like this Mastering Markdown.
its make Steemit for me unusable. bad update.

Equipment
Camera: Nikon D90
Lens: AF-S Nikkor 12-24mm 1:4 G ED
1 Flashlight

I know in a darker room would be the picture become better. But for my first test, this is good enough.
thank you to "Photo Tips Guide" channel on Youtube for share this video.

Light Painting Tutorial - Photography Tips - Light Drawing