Non-grammarians could not give a hoot, but ELU isn't aimed at them. Not to mention the OP specially questioned in regards to the POS of "here" and deserves an answer based upon current wondering. The entry then lists dozens of scenarios of this cluster of conditions from 1852 to 1942, https://kameronxpanx.full-design.com/how-more-info-can-save-you-time-stress-and-money-76179887