======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '478'
                                          'artist'  'Infected Mushroom'
                                     'text_people'  ''
                                         'release'  'Double Click Vinyl'
                                           'title'  'Gravity Waves (Xerox Original)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-4', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance-goa or psy'
                                             'bpm'  '146.000'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Double Click Vinyl'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-trance-goa or psy'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Gravity Waves (Xerox Original)'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Infected Mushroom'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.92 dB'
'TXXX:replaygain_track_peak'                        '0.602148'

========================== row from database ==========================
                                              'id'  146001
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Infected Mushroom/Infected Mushroom - Ecclectic Traxx 2 - 008 - Gravity Waves (Feat. Xerox).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  478
                                           'genre'  electronic-th-trance-goa or psy
                                        'filesize'  11480604
                                           'mtime'  1620558800
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Ecclectic Traxx 2 008 (Feat. Xerox) electronic th trance goa or psy
                                      'tag_artist'  Infected Mushroom
                                     'tag_release'  Double Click Vinyl
                                       'tag_title'  Gravity Waves (Xerox Original)
                                             'bpm'  146.0
                                    'search_title'  'gravity':1 'original':5,6 'waves':2 'xerox':3,4
                                   'search_artist'  'infected':1 'mushroom':2
                                  'search_release'  'click':2 'double':1 'vinyl':3
                                     'search_rest'  '2':3 'ecclectic':1 'electronic':8 'feat':4,5 'goa':11 'or':12 'psy':13 'th':9 'trance':10 'traxx':2 'xerox':6,7
                                    'search_combo'  '2':14 'click':10C 'double':9C 'ecclectic':12 'electronic':19 'feat':15,16 'goa':22 'gravity':1A 'infected':7B 'mushroom':8B 'or':23 'original':5A,6A 'psy':24 'th':20 'trance':21 'traxx':13 'vinyl':11C 'waves':2A 'xerox':3A,4A,17,18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['trance', 'goa', 'electronic', 'psychedelic', 'psytrance']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620558799.5725255  (2021-05-09 13:13:19)
                             'size'  11480604