buffet asked "does radare2 fail for anyone else?" in Discord (#dev-help) channel this morning.
The error is:
!!! Fetched file: radare2-5.6.4.tar.gz VERIFY FAILED!
!!! Reason: Filesize does not match recorded size
!!! Got: 9652478
!!! Expected: 9651109
Refetching... File renamed to '/var/cache/portage/distfiles/radare2-5.6.4.tar.gz.checksum_failure.tsopc7i4'!!! Couldn't download 'radare2-5.6.4.tar.gz'. Aborting.
* Fetch failed for 'dev-util/radare2-5.6.4', Log file:
* '/var/tmp/portage/dev-util/radare2-5.6.4/temp/build.log'