Rated 5 out of 5 stars

instead of providing font size changing option as commented , just provide it in dropdown or radio button

CSS to increase font size and width

/* Example: increase the title size */
.article-content {
font-size: 24px;
}
.article-container
{
max-width:120%;
background-color:white;
}

This review is for a previous version of the add-on (1.2.5). 

Rated 5 out of 5 stars

no rss readers can match its richness , i recommend this

can u create a "get full feed" option in right click menu of feeds
, which will list all free service available on net to convert partial feeds into full feeds

This review is for a previous version of the add-on (1.2.5).