Quote:
Originally Posted by ixtab
Hmm... 4 letters only? Assuming that they only use A-Z,a-z, and 0-9, that would only allow the service to be used for 62^4 = 14,776,336 URLs. Not an awful lot.
But I guess they will switch to 5 letters once they run out of identifiers
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Considering that x.co/abc and x.co/12 and x.co/x all take you to different places, it appears that they have been adding an extra character ever since they ran out of single-character identifiers. So, taking the evidence that I provided, your guess is probably an accurate assumption.