[burcs]

Happens on Android and Windows. Same for other actors, though not as bad as this one.

[DarrenHill]

The standard font can't display characters in some languages, which results in that blocking.

Try going to Settings > Interface > Skin > Fonts and select Ariel based. Or alternatively you can install a font of your choice which has suitable support capabilities for the languages and use that. See fonts (wiki) for more details.

[burcs]

Actually I don't use the addon, just happened to notice it. Seems like Matrix has a completely different design, which doesn't include this "aka" part.