it looks like hollow know how to change targeted range of his tehnique.
first time he used it was slash
Bleach 166 page 02 | One Manga
second he used speed and made 2 of them to hit one another with byakuby in middle
Bleach 166 page 07 | One Manga
Bleach 166 page 08 | One Manga
third time he used in close range against ichigo.
Bleach 219 page 13 | One Manga
how it looks hollow normaly use it as closer range. but ichigo use it at bigger disstance and is normaly much weaker
Bleach 219 page 11 | One Manga Bleach 219 page 12 | One Manga