Ubuntu 21.04, Node v14.17.6

tsm.md

$ volta install tsm
success: installed tsm@2.1.0 with executables: tsm
$ echo 'console.log("hello");' > foo.ts
$ tsm foo.ts 
(node:32620) ExperimentalWarning: --experimental-loader is an experimental feature. This feature could change at any time
(Use `node --trace-warnings ...` to show where the warning was created)
internal/process/esm_loader.js:74
    internalBinding('errors').triggerUncaughtException(
                              ^

Error [ERR_MODULE_NOT_FOUND]: Cannot find package 'tsm' imported from /home/kevin/Desktop/
Did you mean to import tsm/lib/node_modules/tsm/require.js?
    at packageResolve (internal/modules/esm/resolve.js:664:9)
    at moduleResolve (internal/modules/esm/resolve.js:705:18)
    at Loader.defaultResolve [as _resolve] (internal/modules/esm/resolve.js:819:11)
    at Loader.resolve (internal/modules/esm/loader.js:89:40)
    at Loader.getModuleJob (internal/modules/esm/loader.js:242:28)
    at Loader.import (internal/modules/esm/loader.js:177:28)
    at internal/process/esm_loader.js:57:31
    at initializeLoader (internal/process/esm_loader.js:62:5)
    at Object.loadESM (internal/process/esm_loader.js:67:11)
    at runMainESM (internal/modules/run_main.js:47:31) {
  code: 'ERR_MODULE_NOT_FOUND'
}