So many incredible pieces of art posted here, hard to comment on them all.
Almost makes me want to hide my stuff...
but here goes...
Playing with high iso for fun...
smc PENTAX-D FA MACRO 100mm F2.8 WR ƒ/7.1 100.0 mm 1/1250 iso3200
Next shot in sequence of same subject, but selected the subject, then reversed selection, then applied noise reduction to the OOF area's, which is where I think it is more noticeable, I think it works because it allowed me to brighten shadows a bit, which would have made it even noisier...
smc PENTAX-D FA MACRO 100mm F2.8 WR ƒ/7.1 100.0 mm 1/1250 iso3200