In one slide and less than 2 minutes, @nolanlawson explained IntersectionObserver perfectly 
pic.twitter.com/NyOdhtyRCI
Bit vague, but remember the values to detect exiting the intersect were a bit vague. Coming into viewport was easy I believe.
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In one slide and less than 2 minutes, @nolanlawson explained IntersectionObserver perfectly pic.twitter.com/NyOdhtyRCI
Bit vague, but remember the values to detect exiting the intersect were a bit vague. Coming into viewport was easy I believe.