[polyvisual]

I can `tail -f` a file on windows. That's enough use case for me :D

[layer8]

For regular command-line stuff, Cygwin is very nice.

[skrowl]

In PowerShell:

Get-Content -Path Filepath -Tail <int>

[gmfawcett]

You need to add -Wait for equivalence to "tail -f".

[rr888]

wintail/baretail actually works great.