======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '108'
                                          'artist'  'people like us'
                                     'text_people'  ''
                                         'release'  'You'
                                           'title'  'moronically yours'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'plunderphonics', 'avant garde', 'mashup', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-you;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '110.483'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'You'
'TBPM' (BPM (beats per minute))                     '110.483'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-you', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'moronically yours'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '108000'
'TPE1' (Lead performer(s)/Soloist(s))               'people like us'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['electronic', 'plunderphonics', 'avant garde', 'mashup', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.95 dB'
'TXXX:replaygain_track_peak'                        '0.937361'

========================== row from database ==========================
                                              'id'  761107
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/You/a9 people like us - moronically yours.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  108
                                           'genre'  set-pl-you;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  1736479
                                           'mtime'  1620356266
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes a9 set you;set shirleyspinoza;set
                                      'tag_artist'  people like us
                                     'tag_release'  You
                                       'tag_title'  moronically yours
                                             'bpm'  110.483
                                    'search_title'  'moronically':1 'yours':2
                                   'search_artist'  'like':2 'people':1 'us':3
                                  'search_release'  'you':1
                                     'search_rest'  '0novelty':2 '0playlists':1 'a9':4 'set':5,7,9,11,13 'shirleyspinoza':10,12 'themes':3 'you':6,8
                                    'search_combo'  '0novelty':8 '0playlists':7 'a9':10 'like':4B 'moronically':1A 'people':3B 'set':11,13,15,17,19 'shirleyspinoza':16,18 'themes':9 'us':5B 'you':6C,12,14 'yours':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'plunderphonics', 'avant garde', 'mashup', 'experimental']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620356265.9314356  (2021-05-07 04:57:45)
                             'size'  1736479