Even then... Windows 98 doesn't work under VirtualBox, unless you run the VM with the Legacy paravirtualisation interface, and with the ICH AC97 audio card, which Windows 98 doesn't have drivers for ... nor does it have drivers for VirtualBox' VGA adapter.
Those problems are easily worked around, of course, but one day, either VirtualBox will drop its Legacy emulation code, or SciTech Display Doctor will stop working with VirtualBox' VGA adapter, or the sound won't work anymore, ...
I'm one glitch away from being unable to play a game I really like, and bought as a teenager...