Why are viewers accepting of the gay themes in 'To the Beautiful You'?

Article: 'To the Beautiful You', why are viewers not pressured by the gay elements in the drama? 

Source: Newsen via Nate

The article talks about why viewers aren't turned off by the gay themes being portrayed in the drama and goes on to speculate that it's because the characters are cute, especially Lee Hyun Woo with his crush. The article then compares the drama to other dramas with gay themes like 'Coffee Prince' and 'You're Handsome' and says that the gay themes in any of these didn't turn off viewers because they were presented in a comedic/light hearted manner.

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1. [+429, -3] Because we knew Sulli was a girl

2. [+326, -10] Because the characters are hot ㅋㅋㅋ If there were ugly gays on the show, the show would've been over

3. [+273, -3] We already knew Sulli was a girl from the beginning.

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Yeah... Korea still has a long way to go.