PHP is well-known for its rather basic interpretation of precision numbers and operations on those. BC Match extension helps, but sometimes one needs more. brick/math is a composer-installable library that helps with arbitrary-precision arithmetic.
πfs is a revolutionary new file system that, instead of wasting space storing your data on your hard drive, stores your data in π! You’ll never run out of space again – π holds every file that could possibly exist! They said 100% compression was impossible? You’re looking at it!