Recxent events have also given to many of us an unexpected gift of more time to use to retrain or update skills.
After spending the earlier part of the year building a sufficiently capable computer and then taking the decision to change long-used applications, such as swapping Finale for Dorico, Sonar for Cubase and Vegas Pro for Resolve, came the harder part of learning to use it all, including..
Kontakt and a myriad of sample libraries.
and then to delve into the mysteries of MIDI CCs and expression maps.
Alongside that comes the study of composition and orchestration.
I bought Samuel Adler's "The Study of Orchestration", to supplement resources I already have, and am also using Thomas Goss's helpful Online Orchestration Course (acronym: MOOOC), many videos of which are on YouTube.