fix: id collisions

[maxakuru]

fix #121

[codecov]

Codecov Report

Attention: 8 lines in your changes are missing coverage. Please review.

Comparison is base (12e0f05) 22.54% compared to head (8a2c38a) 21.10%.

Files	Patch %	Lines
src/index.js	0.00%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #122      +/-   ##
==========================================
- Coverage   22.54%   21.10%   -1.45%     
==========================================
  Files           1        1              
  Lines         102      109       +7     
==========================================
  Hits           23       23              
- Misses         79       86       +7     

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[trieloff]

As explained in #121, the collisions are not unintended or catastrophic, so I'd evaluate the PR based on:

• is the overall code getting shorter?
• do we send more entropy or less?
• us browser support getting better?