8. One or more non-transitory computer-readable media having computer-executable instructions embodied thereon that, when executed by a computing device, facilitate a method of providing context-sensitive writing assistance, the method comprising: determining a context of a textual communication that a user is composing, wherein the context of the textual communication comprises a specific recipient of the textual communication and a specific communication medium in which the textual communication is being composed; selecting one or more dictionaries from a plurality of dictionaries, wherein the one or more dictionaries include words that are consistent with a communication style used in previous textual communications in the specific communication medium that are addressed to the specific recipient or written by the specific recipient; and providing, by way of the computing device, writing assistance that utilizes the one or more dictionaries, thereby tuning the writing assistance to match the communication style, wherein the writing assistance comprises a text slang to proper English conversion function that is activated only when a text-slang dictionary is not one of the one or more dictionaries, wherein the writing assistance is provided while the textual communication is being composed.
8. One or more non-transitory computer-readable media having computer-executable instructions embodied thereon that, when executed by a computing device, facilitate a method of providing context-sensitive writing assistance, the method comprising: determining a context of a textual communication that a user is composing, wherein the context of the textual communication comprises a specific recipient of the textual communication and a specific communication medium in which the textual communication is being composed; selecting one or more dictionaries from a plurality of dictionaries, wherein the one or more dictionaries include words that are consistent with a communication style used in previous textual communications in the specific communication medium that are addressed to the specific recipient or written by the specific recipient; and providing, by way of the computing device, writing assistance that utilizes the one or more dictionaries, thereby tuning the writing assistance to match the communication style, wherein the writing assistance comprises a text slang to proper English conversion function that is activated only when a text-slang dictionary is not one of the one or more dictionaries, wherein the writing assistance is provided while the textual communication is being composed. 9. The media of claim 8 , wherein the one or more dictionaries are selected using a communication profile for the specific recipient that maintains the communication style for the specific recipient on a per-communication-medium basis.