The popularity rating of rack-cache explained

Github Repository Rubygem
The highest rated repository is rails/rails with 30890 watchers and 12525 forks, resulting in a Github score of 99.99 The highest rated Rubygem is rake with 105293759 total downloads
These are the references for the score, marking the popularity of 100%
Now, the repository for rack-cache over at rtomayko/rack-cache has got 644 watchers and 103 forks, resulting in a Github score of 1.21 Now, the gem rack-cache has got 22977081 total downloads
Therefore, the relative popularity percentage can be calculated for rack-cache
1.21 watchers & forks * 100% = 1.24%
99.99 top score
22977081 total downloads * 100% = 21.82%
105293759 top score
The average of those two values results in the score:


So, assuming everyone is using the most popular projects,
roughly one out of 8 Rubyists use rack-cache

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