That could be a nice way. Sadly it was in a C++ code base (using tensorflow). Therefore no such nice things (would be slow too). I skill-issued myself thinking a struct would be 0 -initialized but MyStruct input;
would not while MyStruct input {};
will (that was the fix). Long story.
NEDO is a big public institution for renewable energy research. The budget is ~500M$ a year and they bet a lot in hydrogen : https://www.nedo.go.jp/english/index.html (https://www.nedo.go.jp/english/activities/activities_ZZJP_100096.html)