GitHub Copilot loses an average of $20 per user per month(thurrott.com)

    std::fs::write(&sv_path, sv).expect("error writing top.sv");
    std::fs::write(&rs_path, rs).expect("error writing top.rs");
    std::fs::write(&cargo_toml_path, cargo_toml).expect("error writing Cargo.toml");
    std::fs::write(&cpp_path

    #include <iostream>
    #include <unistd.h>
    #include <sys/types.h>
    #include <sys/wait.h>
    #include <vector>

    class ChildProcess {
    public:
        ChildProcess() : pid(-1), pipefd{-1, -1} {}

        ~ChildProcess() {
            if (pid != -1) {
                close(pipefd[1]);  // Close write end of the pipe
                waitpid(pid, nullptr, 0);
            }
        }

        bool create(const std::string& command, const std::vector<std::string>& arguments) {
            if (pipe(pipefd) == -1) {
                std::cerr << "Failed to create pipe." << std::endl;
                return false;
            }

            pid = fork();
            if (pid < 0) {
                std::cerr << "Failed to fork process." << std::endl;
                return false;
            } else if (pid == 0) {
                // Child process
                close(pipefd[0]);  // Close unused read end of the pipe

                // Redirect stdin and stdout to the pipe
                if (dup2(pipefd[1], STDIN_FILENO) == -1) {
                    std::cerr << "Failed to redirect stdin." << std::endl;
                    return false;
                }

                if (dup2(pipefd[1], STDOUT_FILENO) == -1) {
                    std::cerr << "Failed to redirect stdout." << std::endl;
                    return false;
                }

                // Convert arguments to a C-style array
                std::vector<char*> args;
                args.reserve(arguments.size() + 2);
                args.push_back(const_cast<char*>(command.c_str()));
                for (const std::string& arg : arguments) {
                    args.push_back(const_cast<char*>(arg.c_str()));
                }
                args.push_back(nullptr);

                // Execute the child process
                execvp(command.c_str(), args.data());

                // execvp() only returns if there's an error
                std::cerr << "Failed to execute child process." << std::endl;
                return false;
            } else {
                // Parent process
                close(pipefd[1]);  // Close unused write end of the pipe
            }

            return true;
        }

        void write(const std::string& data) {
            if (pid != -1) {
                ::write(pipefd[1], data.c_str(), data.size());
            }
        }

        std::string read(size_t numBytes) {
            std::string output;
            if (pid != -1) {
                char buffer[numBytes + 1];
                ssize_t bytesRead = ::read(pipefd[0], buffer, numBytes);
                if (bytesRead > 0) {
                    buffer[bytesRead] = '\0';
                    output = buffer;
                }
            }
            return output;
        }

        std::string readLine() {
            std::string output;
            if (pid != -1) {
                char buffer;
                ssize_t bytesRead;
                while ((bytesRead = ::read(pipefd[0], &buffer, 1)) > 0) {
                    output.push_back(buffer);
                    if (buffer == '\n') {
                        break;
                    }
                }
            }
            return output;
        }

    private:
        pid_t pid;
        int pipefd[2];
    };

    int main() {
        ChildProcess childProcess;
        std::vector<std::string> arguments = {"arg1", "arg2"};
        if (childProcess.create("child_process", arguments)) {
            childProcess.write("Hello, child process!");

            std::string output = childProcess.read(1024);
            std::cout << "Child process output: " << output << std::endl;

            std::string line = childProcess.readLine();
            std::cout << "Child process line: " << line << std::endl;
        }

        return 0;
    }

    Many languages/companies have existing well understood 
    solutions that _won't_ have errors.

    Maybe that is the disconnect?