g0tmi1k@kali-dev:~$ urlcrazy 
/usr/share/urlcrazy/tld.rb:81: warning: key "2nd_level_registration" is duplicated and overwritten on line 81
/usr/share/urlcrazy/tld.rb:89: warning: key "2nd_level_registration" is duplicated and overwritten on line 89
/usr/share/urlcrazy/tld.rb:91: warning: key "2nd_level_registration" is duplicated and overwritten on line 91
URLCrazy version 0.5
by Andrew Horton (urbanadventurer)
http://www.morningstarsecurity.com/research/urlcrazy

Generate and test domain typos and variations to detect and perform typo squatting, URL hijacking,
phishing, and corporate espionage.

Supports the following domain variations:
Character omission, character repeat, adjacent character swap, adjacent character replacement, double 
character replacement, adjacent character insertion, missing dot, strip dashes, singular or pluralise,
common misspellings, vowel swaps, homophones, bit flipping (cosmic rays), homoglyphs, wrong top level 
domain, and wrong second level domain.

Usage: /usr/bin/urlcrazy [options] domain

Options
 -k, --keyboard=LAYOUT  Options are: qwerty, azerty, qwertz, dvorak (default: qwerty)
 -p, --popularity   Check domain popularity with Google
 -r, --no-resolve   Do not resolve DNS
 -i, --show-invalid Show invalid domain names
 -f, --format=TYPE  Human readable or CSV (default: human readable)
 -o, --output=FILE  Output file
 -h, --help     This help
 -v, --version      Print version information. This version is 0.5

g0tmi1k@kali-dev:~$

Can /usr/bin/ be removed?
Can warning: key "2nd_level_registration" be removed?