Index funds do this as it's a way to make a little extra without introducing significant additional risk. It's a smart move by the funds, easy money.
Those same index funds that bought into LWLG are the majority of the shares that shorts used to try and drive the price down. Without those funds lending their shares, shorts wouldn't have had the opportunity to dig this big of a hole for themselves.
According to that article Ayar helps speed up data at lower power, and the article mentions several times data centers. The question I have is whether their technology replaces the need for polymers, or is complementary to it.