Newby help: Changing to Thunderbird instead of Eveloution

[Bo Grimes]

> 2. You do not have to use Evolution at all. Install Thunderbird and use
> that (I actually recommend SeaMonkey instead as that will give you all
> the benefits of Firefox and Thunderbird combined).

Just curious:  will SeaMonkey use Firefox plugins, themes and extensions.  I
have been reluctant to try because I have tons of customizations.