They are using unicode characters that look like upsidedown ascii letters (mostly Latin turned characters).
y 028E
a 0250
d p
y 028E
r 0279
e 0259
v 028C
e 0259
d p
e 0259
e 0259
w 028D
e 0259
k 029E
o o
m 026F
s s
k 029E
c 0254
u 03C0
f 025F
e 0259
h 0265
t 0287
t 0287
a 0250
h 0265
w 028D
-genius_at_work
