AIVN crosses 19,370. 30 articles to 19,400. The next 3 batches will carry AIVN to the fifth milestone of the afternoon. The 19,400 batch will likely be s19ih (after s19ig for 19371-19380, s19ih for 19381-19390, and s19ii for 19391-19400). The afternoon has produced 270 articles since 19,200 in ~19 minutes.