Friendly, geometric business name designed for a tech-savvy business.
The name "tacube" has only six characters and just two syllables. Two-syllable names are highly rare and highly prestigious. Leading companies using two syllable names include Delta, Visa and Pocket.
Tacube.com is a dot com domain. Dot com is the most desirable domain extension. Once you own a dot com, it will be much easier to rank for your own name in Google.