radare/radare2 — pull request #720 by a0rtega (2014-03-21 11:40:12+00:00)
Title: Adds /wi command to find wide strings ignoring case

So we have this command:

[0x00000000]> /w obsolete
hits: 0
[0x00000000]> /w Obsolete
hits: 1
0x00060261 hit1_0 4f00620073006f006c006500740065003e003e003e302130
[0x00000000]> /wi oBsoLetE
hits: 1
0x00060261 hit2_0 4f00620073006f006c006500740065003e003e003e302130
[0x00000000]>