The reactions that people leave on messages in the Skype (smiles, thumb ups, etc) gets to matrix as edits but don't convert to matrix reactions. So when somebody react with the smile on skype, Riot shows that message has been redacted, but redacted text is the same as an original text and no reaction appears.
For example skype smiles:
Shows up in desktop riot as
RIot for adnroid simply repeats the message with prepended asterisk.
The reactions that people leave on messages in the Skype (smiles, thumb ups, etc) gets to matrix as edits but don't convert to matrix reactions. So when somebody react with the smile on skype, Riot shows that message has been redacted, but redacted text is the same as an original text and no reaction appears.
For example skype smiles:
Shows up in desktop riot as
RIot for adnroid simply repeats the message with prepended asterisk.