There is only one drawback (which will be fixed in later releases). You cannot send a file from skype to wlm (and vice versa). Both persons must run on Skype.
Other than that, you can chat perfectly between skype and wlm.
Zorin-OS 6 Ultimate 32bit - Kernel 3.2.0-29
Genuine Intel CPU T2250 1.73GHz ‖ RAM 3086 MiB ‖ Hewlett-Packard G5040ea
Intel Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller 1280x800
Broadcom BCM4311 802.11b/g