Or it might be the guy who wrote http://canonical.org/%7Ekragen/sw/dev3/paperalgo, http://canonical.org/%7Ekragen/sw/urscheme/, http://canonical.org/~kragen/bytebeat/, https://github.com/kragen/dumpulse, https://news.ycombinator.com/item?id=2933619, https://gitlab.com/kragen/bubbleos/blob/master/yeso, https://github.com/kragen/stoneknifeforth, and https://news.ycombinator.com/item?id=695981 in the past, and within the last three months wrote https://news.ycombinator.com/item?id=27171597, https://news.ycombinator.com/item?id=26930408, https://news.ycombinator.com/item?id=26884231, https://news.ycombinator.com/item?id=26674832, https://news.ycombinator.com/item?id=26672806, https://news.ycombinator.com/item?id=26671656, https://news.ycombinator.com/item?id=26654767, https://news.ycombinator.com/item?id=26596892, https://news.ycombinator.com/item?id=26587768, https://news.ycombinator.com/item?id=26581742, https://news.ycombinator.com/item?id=26561319, https://news.ycombinator.com/item?id=26547871, https://news.ycombinator.com/item?id=26543937, https://news.ycombinator.com/item?id=26580684, https://news.ycombinator.com/item?id=26528534, https://news.ycombinator.com/item?id=26525837, https://news.ycombinator.com/item?id=26525109, http://canonical.org/~kragen/sw/dev3/qvaders, https://news.ycombinator.com/item?id=26452393, http://canonical.org/~kragen/sw/dev3/skitch, https://news.ycombinator.com/item?id=26449902, http://canonical.org/~kragen/sw/dev3/meta5ixrun.py, https://news.ycombinator.com/item?id=26438596, http://canonical.org/~kragen/sw/dev3/mukanren.ml, https://news.ycombinator.com/item?id=26418271, http://canonical.org/~kragen/sw/dev3/kmregion.h, https://news.ycombinator.com/item?id=26299172, http://canonical.org/~kragen/sw/dev3/readprint.fs, https://news.ycombinator.com/item?id=26289195, https://news.ycombinator.com/item?id=26219950, https://news.ycombinator.com/item?id=26219000, https://news.ycombinator.com/item?id=26198567, https://news.ycombinator.com/item?id=26231940, https://news.ycombinator.com/item?id=26189525, https://news.ycombinator.com/item?id=26195060.
I'm not going to link to particular comments in https://news.ycombinator.com/threads?id=giardini (it would be too easy to think I was cherry-picking the worst ones) but you can read through it yourself and see that the guy has a long history of almost nothing but incessant worthless trolling.
If you can't tell the difference...