Oddly enough, I got a non-generic (it made mention of points I had made in the email) reply from my Democratic state Rep. in 5 minutes. I sent the emails yesterday & still no reply from my Republican state senator. Go figure.
On March 5, 2019, Illinois SB0107 was referred to the Subcommittee on Firearms.
Since its filing on January 23, the bill has picked up a few sponsors. Jacqueline Collins, Antonio Muñoz, Iris Martinez, and Mattie Hunter have jumped on this bandwagon. So there are some specific legislators Illinois gun owners can contact.