Captcha usability over time

Have you noticed how much harder it is to decipher Captcha codes these days?

Here's the graph I made while thinking about this.

captcha-usability-graph

I still remember a time when anti-bot measures like Captcha was unheard of. As a species, we just can't have nice things (for too long) can we?

Cite
	Title:	Captcha usability over time
	Author:	Liew, Zern
	Blog Title:	Thoughts at the intersection of Design, Business, Technology, and Applied Psychology
	Date:	9 April 2014
	URL:	https://eicolab.com.au/2014/captcha-usability-over-time.html