Which is correct:<br/><br/><span style="color:#ff0000;">1) Gleaming glass shelves were back-lit to show off a rainbow of super-sized phials of liquids so bright with colouring, they <b> might be</b> neon.</span><br/><br/>Source for '1':<br/><a href="http://www.theguardian.com/lifeandstyle/2015/feb/21/a-feast-of-engineering-whats-really-in-your-food"><u><span style="color:#0066cc;"><span class='_lnk_exp' title='This link has since expired, or the site is not allowing us to check the link'>http://www.theguardian.com/lif...-really-in-your-food</span> </span></u></a><br/><br/><span style="color:#ff0000;">2) Gleaming glass shelves were back-lit to show off a rainbow of super-sized phials of liquids so bright with colouring, they <b> might have been</b> neon.</span><br/><br/>I think they both work, but "1" is saying that they <b>might still be</b> neon. It is about both their past and their present condition.<br/><br/>Gratefully,<br/>Navi.