I'm trying to import from blogger using the inbuilt blogger import tool in 2.2. (I read that Justinsomnia helped adapt blogger.php to ensure permalinks were being kept, which is essential for seamless migration). However the permalinks are not being accurately imported. blogger.php is now markedly different to the one that Justinsomnia helped configure and which he mentions on his post, and I can't make the permalinks transfer properly.
As an example, a post from blogger that goes
In many cases, unless the permalinks are short, the wordpress created permalinks are longer.
Why does this happen? Anything I can do about it please?