The precompiled tar.gz seems to have the data duplicated within itself:
2.0.79:
$ mkdir biobambam2
$ curl -sSL https://github.com/gt1/biobambam2/releases/download/2.0.79-release-20171006114010/biobambam2-2.0.79-release-20171006114010-x86_64-etch-linux-gnu.tar.gz | tar --strip-components 3 -C biobambam2 -zx
$ ls -l biobambam2/
total 29
drwxr-x--- 2 usr group 12288 Oct 6 10:55 bin
drwxr-x--- 2 usr group 4096 Oct 4 15:19 build
drwxr-x--- 3 usr group 4096 Oct 4 15:21 etc
drwxr-x--- 5 usr group 4096 Oct 6 10:55 lib
-rw-r----- 1 usr group 1663 Oct 6 10:55 README
drwxr-x--- 9 usr group 4096 Oct 4 15:25 share
2.0.83
$ rm -rf biobambam2
$ mkdir biobambam2
$ curl -sSL https://github.com/gt1/biobambam2/releases/download/2.0.83-release-20180105121132/biobambam2-2.0.83-release-20180105121132-x86_64-etch-linux-gnu.tar.gz | tar --strip-components 3 -C biobambam2 -zx
$ ls -l biobambam2/
total 36
drwxr-x--- 2 usr group 12288 Jan 5 11:19 bin
drwxr-x--- 2 usr group 4096 Nov 16 09:44 build
drwxr-x--- 7 usr group 4096 Jan 5 12:23 compile-x86_64-etch-linux-gnu
drwxr-x--- 3 usr group 4096 Nov 16 09:51 etc
drwxr-x--- 5 usr group 4096 Jan 5 11:19 lib
-rw-r----- 1 usr group 1663 Jan 5 11:19 README
drwxr-x--- 9 usr group 4096 Nov 16 09:55 share
The precompiled tar.gz seems to have the data duplicated within itself:
2.0.79:
2.0.83