======================== unified (from filesystem) ========================
                                         'bitrate'  '217.147'
                                        'duration'  '242'
                                          'artist'  'Talking Heads'
                                     'text_people'  ''
                                         'release'  'The Must-Have Hits'
                                           'title'  'Road To Nowhere'
                                           'quals'  ("['Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'new wave', 'alternative', 'post punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance;electronic-we-new wave or post punk'
                                             'bpm'  '110.422'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Must-Have Hits'
'TBPM' (BPM (beats per minute))                     '110.422'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-dance', 'electronic-we-new wave or post punk']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Road To Nowhere'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Talking Heads'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'alternative', 'post punk', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.06 dB'
'TXXX:replaygain_track_peak'                        '0.391671'

========================== row from database ==========================
                                              'id'  1282383
                                            'path'  /data/Music/Bulk/00poprockelectronic/80s_-_The_Must-Have_Hits-2006/05-talking_heads_-_road_to_nowhere-ysp.mp3
                                         'working'  None
                                         'bitrate'  217
                                    'duration_sec'  242
                                           'genre'  electronic-generic or radio-dance;electronic-we-new wave or post punk
                                        'filesize'  6596018
                                           'mtime'  1620566461
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 80s_ _The_Must Have_Hits 2006 05 talking_heads_ _road_to_nowhere ysp electronic generic or radio dance;electronic we new wave or post punk
                                      'tag_artist'  Talking Heads
                                     'tag_release'  The Must-Have Hits
                                       'tag_title'  Road To Nowhere
                                             'bpm'  110.422
                                    'search_title'  'nowhere':3 'road':1 'to':2
                                   'search_artist'  'heads':2 'talking':1
                                  'search_release'  'have':3 'hits':5 'must':2 'musthave':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 '2006':7 '80s':2 'dance':18,20 'electronic':14,19,21 'generic':15 'have':5 'heads':9 'hits':6 'must':4 'new':23 'nowhere':12 'or':16 'post':25 'punk':26 'radio':17 'road':10 'talking':8 'the':3 'to':11 'wave':24 'we':22 'ysp':13
                                    'search_combo'  '00poprockelectronic':11 '2006':17 '80s':12 'dance':28,30 'electronic':24,29,31 'generic':25 'have':8C,15 'heads':5B,19 'hits':10C,16 'must':7C,14 'musthave':9C 'new':33 'nowhere':3A,22 'or':26 'post':35 'punk':36 'radio':27 'road':1A,20 'talking':4B,18 'the':6C,13 'to':2A,21 'wave':34 'we':32 'ysp':23
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'alternative', 'post punk', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620566460.5073624  (2021-05-09 15:21:00)
                             'size'  6596018