A new work, study on apparitions V: poison per viola sola [2020], 
saw its video premiere by Kirstin Maria Pientka on Dec 12th 2020 
at the KNM Contemporaries 2020 - Music in the Making:

KNM CONTEMPORARIES – Music in the making 2019 | Berlin (kammerensemble.de)

Here’s a link to the video premiere: