======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '247'
                                          'artist'  'Paula Abdul'
                                     'text_people'  ''
                                         'release'  'Head Over Heels'
                                           'title'  "Love Don't Come Easy"
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'dance', 'female vocalists', 'pop', '90s']"
                                     'discogstags'  "['electronic', 'hip hop', 'rnb/swing', 'synth-pop', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '105.532'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Head Over Heels'
'TBPM' (BPM (beats per minute))                     '105.532'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         "Love Don't Come Easy"
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Paula Abdul'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'hip hop', 'rnb/swing', 'synth-pop', 'disco']
'TXXX:lastfmtags'                                   ['80s', 'dance', 'female vocalists', 'pop', '90s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.460587'

========================== row from database ==========================
                                              'id'  1517650
                                            'path'  /data/Music/Bulk/00poprockelectronic/Paula Abdul/Head Over Heels/MBZ;#Paula Abdul;#Head Over Heels;#04;#Love Don_t Come Easy.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  247
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  5942753
                                           'mtime'  1621696487
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Paula Abdul;#Head Heels;#04;#Love Don_t electronic generic or radio dance
                                      'tag_artist'  Paula Abdul
                                     'tag_release'  Head Over Heels
                                       'tag_title'  Love Don't Come Easy
                                             'bpm'  105.532
                                    'search_title'  'come':5 'don':2 'dont':4 'easy':6 'love':1 't':3
                                   'search_artist'  'abdul':2 'paula':1
                                  'search_release'  'head':1 'heels':3 'over':2
                                     'search_rest'  '00poprockelectronic':1 '04':11,14 'abdul':6,8 'dance':22 'don':16 'electronic':18 'generic':19 'head':7,9 'heels':10,13 'love':12,15 'mbz':2,4 'or':20 'paula':3,5 'radio':21 't':17
                                    'search_combo'  '00poprockelectronic':12 '04':22,25 'abdul':8B,17,19 'come':5A 'dance':33 'don':2A,27 'dont':4A 'easy':6A 'electronic':29 'generic':30 'head':9C,18,20 'heels':11C,21,24 'love':1A,23,26 'mbz':13,15 'or':31 'over':10C 'paula':7B,14,16 'radio':32 't':3A,28
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'dance', 'female vocalists', 'pop', '90s']
                                        'tag_date'  1985
                                     'discogstags'  ['electronic', 'hip hop', 'rnb/swing', 'synth-pop', 'disco']

============================== file details ==============================
                                           'mtime'  1621696487.0840287  (2021-05-22 17:14:47)
                             'size'  5942753