Going to credit Call by Name ```$ hyperfine -L ver...
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$ hyperfine -L version '2.27.0,2.28.0,2.29.0a0' -w 2 -r 5 'PANTS_VERSION={version} pants --no-pantsd version'
Benchmark 1: PANTS_VERSION=2.27.0 pants --no-pantsd version
  Time (mean ± σ):      9.135 s ±  0.077 s    [User: 8.400 s, System: 0.710 s]
  Range (min … max):    9.029 s …  9.209 s    5 runs
 
Benchmark 2: PANTS_VERSION=2.28.0 pants --no-pantsd version
  Time (mean ± σ):      3.519 s ±  0.096 s    [User: 3.193 s, System: 0.327 s]
  Range (min … max):    3.393 s …  3.650 s    5 runs
 
Benchmark 3: PANTS_VERSION=2.29.0a0 pants --no-pantsd version
  Time (mean ± σ):      2.916 s ±  0.105 s    [User: 2.676 s, System: 0.244 s]
  Range (min … max):    2.795 s …  3.025 s    5 runs
 
Summary
  PANTS_VERSION=2.29.0a0 pants --no-pantsd version ran
    1.21 ± 0.05 times faster than PANTS_VERSION=2.28.0 pants --no-pantsd version
    3.13 ± 0.12 times faster than PANTS_VERSION=2.27.0 pants --no-pantsd version
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