oh well, been using 1 series since ... e version with no issues so far, like said in other threads,
But, for sure, to gain full (benefits) some packages will need recompilation - if they have been statically linked to v 0,9.
Otherwise, those are still using the 0.9 version of openssl.

It is possible to brutally link 0.9 libraries to the 1.0.1g libraries? but that will probably make a situation